Rochem, your partner in developing, sourcing, and supplying pharmaceutical & animal health ingredients of Chinese origin.
01 5Rochem International Inc
02 2Seqens
03 17DKSH
04 1Jai Radhe Sales
05 3Faran Shimi Pharmaceutical
06 34Nanjing Well Pharmaceutical
07 7Pfanstiehl
08 10Actylis
09 13BASF
10 4Corel Pharma Chem
11 18Finar
12 11Gangwal Chemicals
13 1Hayashibara
14 7Microlex e.U
15 4Nanjing Bold Chemical
16 3Nippon Fine Chemical
17 11Pluviaendo
18 2Roquette
19 21Seppic
20 1Shijiazhuang Huaxu Pharmaceutical
21 2TopChem Pharmaceuticals
Dosage Form : Liquid, Orodispersible Tablet, Suspension, Syrup, Tablet
Grade : Oral
Application : Chewable & Orodispersible Aids, Taste Masking
Pharmacopoeia Ref : NA
Technical Specs : NA
Ingredient(s) : Trehalose
Dosage Form : Liquid, Orodispersible Tablet, Suspension, Syrup, Tablet
Grade : Oral
Ingredient(s) : Trehalose
Dosage Form : Liquid, Orodispersible Tablet, Suspension, Syrup, Tablet
Category : Chewable & Orodispersible Aids, Taste Masking
Brand : TREHALOSE
Pharmacopoeia Ref : NA
Technical Specs : NA
Grade : Oral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand Name : Expansorb® PLA / PEG
Application : Parenteral
Excipient Details : Expansorb® PLA?/PEG? polymers are used as functional excipients in injectable formulations for controlled & slow drug release with a single injection.
Pharmacopoeia Ref : N/A
Technical Specs : Classic and ultrapure LMP
Ingredient(s) : Poly lactic acid, Polyethylene Glycol Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Poly lactic acid, Polyethylene Glycol Excipient
Dosage Form : Injectable / Parenteral
Category : Parenteral
Brand : EXPANSORB® PLA / PEG
Pharmacopoeia Ref : N/A
Technical Specs : Classic and ultrapure LMP
Grade : Parenteral
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Application : Fillers, Diluents & Binders, Lubricants & Glidants, Parenteral, Topical
Excipient Details : Captex 300 is used in parenteral solutions and suspensions, topical emulsions, and as filler and lubricant in capsules and tablets.
Pharmacopoeia Ref : EP, USP/NF, JP, US FDA
Technical Specs : LOW C6
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Category : Fillers, Diluents & Binders, Lubricants & Glidants, Parenteral, Topical
Brand : CAPTEX 300
Applications : Captex 300 is used in parenteral solutions and suspensions, topical emulsions, and as filler and lubricant in capsules and tablets.
Pharmacopoeia Ref : EP, USP/NF, JP, US FDA
Technical Specs : LOW C6
Grade : Parenteral, Oral, Topical
Dosage Form : Cream / Lotion / Ointment
Grade : Topical
Application : Emulsifying Agents, Solubilizers, Surfactant & Foaming Agents, Topical
Excipient Details : Polysorbate 80 is a nonionic surfactant and emulsifier often used topical dosage forms such as cream, lotion, ointment, etc.
Pharmacopoeia Ref : NA
Technical Specs : NA
Ingredient(s) : Polysorbate 80
Dosage Form : Cream / Lotion / Ointment
Grade : Topical
Ingredient(s) : Polysorbate 80
Dosage Form : Cream / Lotion / Ointment
Category : Emulsifying Agents, Solubilizers, Surfactant & Foaming Agents, Topical
Brand : POLYSORBATE 80
Applications : Polysorbate 80 is a nonionic surfactant and emulsifier often used topical dosage forms such as cream, lotion, ointment, etc.
Pharmacopoeia Ref : NA
Technical Specs : NA
Grade : Topical
Dosage Form : Cream / Lotion / Ointment
Grade : Topical
Application : Topical
Excipient Details : Inositol is used in topical dosage forms such as creams, lotions and ointments.
Pharmacopoeia Ref : NA
Technical Specs : NA
Ingredient(s) : Inositol Excipient
Dosage Form : Cream / Lotion / Ointment
Grade : Topical
Brand : INOSITOL
Applications : Inositol is used in topical dosage forms such as creams, lotions and ointments.
Pharmacopoeia Ref : NA
Technical Specs : NA
Grade : Topical
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral
Excipient Details : L-arginine is used as a cryoprotective agent and solution additive to help stabilize proteins against aggregation.
Pharmacopoeia Ref : NA
Technical Specs : NA
Ingredient(s) : L-Arginine Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand : L-ARGININE
Applications : L-arginine is used as a cryoprotective agent and solution additive to help stabilize proteins against aggregation.
Pharmacopoeia Ref : NA
Technical Specs : NA
Grade : Parenteral
Dosage Form : Cream / Lotion / Ointment, Emulsion, Gel, Injectable / Parenteral, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Application : Emulsifying Agents, Parenteral, Solubilizers, Surfactant & Foaming Agents, Thickeners and Stabilizers, Topical
Excipient Details : Polysorbate 20 is used in parenteral products such as biologics. It is used as a solubilizer, surfactant, emulsifier & suspension stabilizer.
Pharmacopoeia Ref : ChP/USP/EP
Technical Specs : NA
Ingredient(s) : Polysorbate 20
Dosage Form : Cream / Lotion / Ointment, Emulsion, Gel, Injectable / Parenteral, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Ingredient(s) : Polysorbate 20
Dosage Form : Cream / Lotion / Ointment, Emulsion, Gel, Injectable / Parenteral, Suspension, Tablet
Category : Emulsifying Agents, Parenteral, Solubilizers, Surfactant & Foaming Agents, Thickeners and Stabilizers, Topical
Brand : POLYSORBATE 20
Pharmacopoeia Ref : ChP/USP/EP
Technical Specs : NA
Grade : Parenteral, Oral, Topical
Dosage Form : Capsule, Cream / Lotion / Ointment, Emulsion, Gel, Injectable / Parenteral, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Application : Emulsifying Agents, Film Formers & Plasticizers, Parenteral, Solubilizers, Surfactant & Foaming Agents, Thickeners and Stabilizers, Topical
Excipient Details : Polysorbate 80 is used as a plasticizer, solubilizer, emulsifier, surfactant, and suspension stabilizer. It is also used in parenteral products.
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Ingredient(s) : Polysorbate 80
Dosage Form : Capsule, Cream / Lotion / Ointment, Emulsion, Gel, Injectable / Parenteral, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Ingredient(s) : Polysorbate 80
Dosage Form : Capsule, Cream / Lotion / Ointment, Emulsion, Gel, Injectable / Parenteral, Suspension, Tablet
Category : Emulsifying Agents, Film Formers & Plasticizers, Parenteral, Solubilizers, Surfactant & Foaming Agents, Thickeners and Stabilizers, Topical
Brand : POLYSORBATE 80
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Grade : Parenteral, Oral, Topical
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral
Excipient Details : Trehalose acts as a stabilizer for liposomes during the drying process and is also utilized in parenteral formulations.
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Ingredient(s) : Trehalose
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand : TREHALOSE
Applications : Trehalose acts as a stabilizer for liposomes during the drying process and is also utilized in parenteral formulations.
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Grade : Parenteral
Dosage Form : Injectable / Parenteral, Solution
Grade : Parenteral
Application : Parenteral, Thickeners and Stabilizers
Excipient Details : Maltose is used as a stabilizer in infusions and blood fractionation. It prevents protein aggregation in intravenous immunoglobulin (IVIG) solutions.
Pharmacopoeia Ref : USP, NF, JP, ChP
Technical Specs : N/A
Ingredient(s) : Maltose Excipient
Dosage Form : Injectable / Parenteral, Solution
Grade : Parenteral
Ingredient(s) : Maltose Excipient
Dosage Form : Injectable / Parenteral, Solution
Category : Parenteral, Thickeners and Stabilizers
Brand : MALTOSE
Pharmacopoeia Ref : USP, NF, JP, ChP
Technical Specs : N/A
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral, Thickeners and Stabilizers
Excipient Details : Sucrose is used to stabilize proteins, lipids, carbohydrates, ADCs & vaccines. It is also used as a cryopreservative in cell-based bioprocesses.
Pharmacopoeia Ref : USDMF, NF, EP, JP, ChP
Technical Specs : N/A
Ingredient(s) : Sucrose
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Sucrose
Dosage Form : Injectable / Parenteral
Category : Parenteral, Thickeners and Stabilizers
Brand : SUCROSE
Pharmacopoeia Ref : USDMF, NF, EP, JP, ChP
Technical Specs : N/A
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand Name : Potassium Chloride
Application : Parenteral
Excipient Details : Potassium chloride is used as a diuretic-osmotic in injectable and parenteral solutions.
Pharmacopoeia Ref : NA
Technical Specs : NA
Ingredient(s) : Potassium Chloride Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Potassium Chloride Excipient
Dosage Form : Injectable / Parenteral
Category : Parenteral
Brand : POTASSIUM CHLORIDE
Applications : Potassium chloride is used as a diuretic-osmotic in injectable and parenteral solutions.
Pharmacopoeia Ref : NA
Technical Specs : NA
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand Name : Expansorb® PLGA / PEG
Application : Parenteral
Excipient Details : Expansorb® PLGA? / PEG copolymers are used as functional excipients in single dose injections for controlled and slow drug release (weeks to months).
Pharmacopoeia Ref : N/A
Technical Specs : Classic and ultrapure LMP
Ingredient(s) : Poly-DL-Lactic-co-Glycolic Acid, Polyethylene Glycol Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Poly-DL-Lactic-co-Glycolic Acid, Polyethylene Glycol Excipient
Dosage Form : Injectable / Parenteral
Category : Parenteral
Brand : EXPANSORB® PLGA / PEG
Pharmacopoeia Ref : N/A
Technical Specs : Classic and ultrapure LMP
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral, Thickeners and Stabilizers
Excipient Details : Trehalose is used as a stabilizer and cryopreservative agent in cell therapies, lipids, mAbs, vaccines, carbohydrates, fusion proteins, etc.
Pharmacopoeia Ref : USDMF, NF, EP, JP, ChP
Technical Specs : N/A
Ingredient(s) : Trehalose
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Trehalose
Dosage Form : Injectable / Parenteral
Category : Parenteral, Thickeners and Stabilizers
Brand : TREHALOSE
Pharmacopoeia Ref : USDMF, NF, EP, JP, ChP
Technical Specs : N/A
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral
Excipient Details : Histidine is used in biotherapeutic formulations and protects monoclonal antibodies in both the liquid and lyophilized state.
Pharmacopoeia Ref : USP, EP, BP, JP, ChP
Technical Specs : pH 7.4
Ingredient(s) : L-Histidine Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand : L-HISTIDINE
Applications : Histidine is used in biotherapeutic formulations and protects monoclonal antibodies in both the liquid and lyophilized state.
Pharmacopoeia Ref : USP, EP, BP, JP, ChP
Technical Specs : pH 7.4
Grade : Parenteral
Dosage Form : Emulsion, Injectable / Parenteral
Grade : Parenteral, Oral, Topical
Application : Emulsifying Agents, Parenteral, Solubilizers, Topical
Excipient Details : Oleic acid is used as a co-emulsifier in fat emulsion injections and as an emulsifier and transdermal penetration enhancer in topical formulations.
Pharmacopoeia Ref : USP/EP
Technical Specs : NA
Ingredient(s) : Oleic Acid Excipient
Dosage Form : Emulsion, Injectable / Parenteral
Grade : Parenteral, Oral, Topical
Ingredient(s) : Oleic Acid Excipient
Dosage Form : Emulsion, Injectable / Parenteral
Category : Emulsifying Agents, Parenteral, Solubilizers, Topical
Brand : OLEIC ACID
Pharmacopoeia Ref : USP/EP
Technical Specs : NA
Grade : Parenteral, Oral, Topical
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Tablet
Grade : Parenteral, Oral, Topical
Application : Parenteral, Solubilizers, Topical
Excipient Details : Benzyl alcohol is used as a bacteriostatic & preservative in parenteral & ophthalmic products. It is widely used in oral & topical formulations.
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Ingredient(s) : Benzyl Alcohol
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Tablet
Grade : Parenteral, Oral, Topical
Ingredient(s) : Benzyl Alcohol
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Tablet
Category : Parenteral, Solubilizers, Topical
Brand : BENZYL ALCOHOL
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Grade : Parenteral, Oral, Topical
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral
Excipient Details : L-glutamine is used as a supplement in cell culture media, protein purification, tissue engineering, and recombinant protein production.
Pharmacopoeia Ref : USP, JP, ChP
Technical Specs : N/A
Ingredient(s) : L-Glutamine Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand : L-GLUTAMINE
Pharmacopoeia Ref : USP, JP, ChP
Technical Specs : N/A
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral, Thickeners and Stabilizers
Excipient Details : L-arginine is used as a cryoprotective agent and solution additive to help stabilize proteins against aggregation.
Pharmacopoeia Ref : USP, EP, JP, ChP
Technical Specs : N/A
Ingredient(s) : L-Arginine Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : L-Arginine Excipient
Dosage Form : Injectable / Parenteral
Category : Parenteral, Thickeners and Stabilizers
Brand : L-ARGININE
Applications : L-arginine is used as a cryoprotective agent and solution additive to help stabilize proteins against aggregation.
Pharmacopoeia Ref : USP, EP, JP, ChP
Technical Specs : N/A
Grade : Parenteral
Dosage Form : Emulsion, Injectable / Parenteral
Grade : Parenteral
Application : Emulsifying Agents, Parenteral, Solubilizers
Excipient Details : Soya lecithin is used as solubilizer & emulsifier in parenteral dosage forms such as fat emulsion injections, mixed micelle preparations & emulsions.
Pharmacopoeia Ref : ChP/EP
Technical Specs : NA
Ingredient(s) : Soya Lecithin
Dosage Form : Emulsion, Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Soya Lecithin
Dosage Form : Emulsion, Injectable / Parenteral
Category : Emulsifying Agents, Parenteral, Solubilizers
Brand : SOYBEAN LECITHIN
Pharmacopoeia Ref : ChP/EP
Technical Specs : NA
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand Name : Polyethylene Glycol 300
Application : Parenteral, Surfactant & Foaming Agents, Thickeners and Stabilizers
Excipient Details : PEG 300 is used as a solvent for injections & ophthalmic formulations and as a suspending agent, stabilizer, and plasticizer in liquids & semi-solids.
Pharmacopoeia Ref : ChP/USP/EP
Technical Specs : NA
Ingredient(s) : Polyethylene Glycol 300
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Ingredient(s) : Polyethylene Glycol 300
Dosage Form : Injectable / Parenteral
Category : Parenteral, Surfactant & Foaming Agents, Thickeners and Stabilizers
Brand : POLYETHYLENE GLYCOL 300
Pharmacopoeia Ref : ChP/USP/EP
Technical Specs : NA
Grade : Parenteral
Dosage Form : Solution, Suspension
Grade : Parenteral
Application : Parenteral
Excipient Details : Captex 355 INJ is used in parenteral solutions and suspensions.
Pharmacopoeia Ref : EP, USP/NF, JP, US FDA
Technical Specs : INJ Grade
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Solution, Suspension
Grade : Parenteral
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Solution, Suspension
Category : Parenteral
Brand : CAPTEX 355 INJ
Applications : Captex 355 INJ is used in parenteral solutions and suspensions.
Pharmacopoeia Ref : EP, USP/NF, JP, US FDA
Technical Specs : INJ Grade
Grade : Parenteral
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Application : Fillers, Diluents & Binders, Lubricants & Glidants, Parenteral, Topical
Excipient Details : Captex 8000 is used in parenteral solutions and suspensions, topical emulsions, and as filler and lubricant in capsules and tablets.
Pharmacopoeia Ref : JP, US FDA
Technical Specs : N/A
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Category : Fillers, Diluents & Binders, Lubricants & Glidants, Parenteral, Topical
Brand : CAPTEX 8000
Applications : Captex 8000 is used in parenteral solutions and suspensions, topical emulsions, and as filler and lubricant in capsules and tablets.
Pharmacopoeia Ref : JP, US FDA
Technical Specs : N/A
Grade : Parenteral, Oral, Topical
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral
Excipient Details : Castor oil is used as an oily solvent in parenteral dosage forms.
Pharmacopoeia Ref : USP/EP/JP
Technical Specs : NA
Ingredient(s) : Castor Oil Excipient
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand : CASTOR OIL
Applications : Castor oil is used as an oily solvent in parenteral dosage forms.
Pharmacopoeia Ref : USP/EP/JP
Technical Specs : NA
Grade : Parenteral
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Application : Parenteral
Excipient Details : Soybean oil is used as a solvent for common and complex injections.
Pharmacopoeia Ref : Chp/USP/EP/JP
Technical Specs : NA
Ingredient(s) : Soybean Oil
Dosage Form : Injectable / Parenteral
Grade : Parenteral
Brand : SOYBEAN OIL
Applications : Soybean oil is used as a solvent for common and complex injections.
Pharmacopoeia Ref : Chp/USP/EP/JP
Technical Specs : NA
Grade : Parenteral
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Softgels
Grade : Parenteral, Oral, Topical
Application : Film Formers & Plasticizers, Parenteral, Thickeners and Stabilizers, Topical
Excipient Details : Propylene glycol is used as a solvent & stabilizer in injections. It is also used in topical semi-solids & as a plasticizer in soft capsules.
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Ingredient(s) : Propylene Glycol
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Softgels
Grade : Parenteral, Oral, Topical
Ingredient(s) : Propylene Glycol
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Softgels
Category : Film Formers & Plasticizers, Parenteral, Thickeners and Stabilizers, Topical
Brand : PROPYLENE GLYCOL
Pharmacopoeia Ref : ChP/USP/EP/JP
Technical Specs : NA
Grade : Parenteral, Oral, Topical
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Application : Fillers, Diluents & Binders, Lubricants & Glidants, Parenteral, Topical
Excipient Details : Captex INJ 8000 is used in topical emulsions, parenteral suspensions and solutions, and as a lubricant and filler in tablets and capsules.
Pharmacopoeia Ref : JP, US FDA
Technical Specs : N/A
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Grade : Parenteral, Oral, Topical
Ingredient(s) : Glyceryl Tricaprylate Excipient
Dosage Form : Capsule, Emulsion, Solution, Suspension, Tablet
Category : Fillers, Diluents & Binders, Lubricants & Glidants, Parenteral, Topical
Brand : CAPTEX INJ 8000
Pharmacopoeia Ref : JP, US FDA
Technical Specs : N/A
Grade : Parenteral, Oral, Topical
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Softgel Capsule, Softgels
Grade : Parenteral, Topical, Oral
Brand Name : Polyethylene Glycol 400
Application : Fillers, Diluents & Binders, Film Formers & Plasticizers, Parenteral, Surfactant & Foaming Agents, Thickeners and Stabilizers, Topical
Excipient Details : PEG 400 is used as a suspending agent, stabilizer, plasticizer and filler in OSDs, liquids & semi-solids and as a solvent for parenteral formulations.
Pharmacopoeia Ref : ChP/USP/EP
Technical Specs : NA
Ingredient(s) : Polyethylene Glycol 400
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Softgel Capsule, Softgels
Grade : Parenteral, Topical, Oral
Ingredient(s) : Polyethylene Glycol 400
Dosage Form : Cream / Lotion / Ointment, Gel, Injectable / Parenteral, Softgel Capsule, Softgels
Category : Fillers, Diluents & Binders, Film Formers & Plasticizers, Parenteral, Surfactant & Foaming Agents, Thickeners and Stabilizers, Topical
Brand : POLYETHYLENE GLYCOL 400
Pharmacopoeia Ref : ChP/USP/EP
Technical Specs : NA
Grade : Parenteral, Topical, Oral