Product Name: L-Cysteine HCl Monohydrate, N-L-Cysteine HCl Anhydrous, Cysteine Model NO.: Desheng Cysteine Purity: >99% State: Solid Suitable for: Adult Certification: GMP, ISO 9001, BP Customized: Non-Customized Powder: Yes Storage: Keep Cool Trademark: Desheng Nutrrition Transport Package: Drum Packing Specification: 25kg/drum Origin: China HS Code: 2925290090 Product Description L-Cysteine HCL Monohydrate,L-Cysteine HCL MonoTop Quality Food Grade L-Cysteine Hydrochloride Monohydrate L Cysteine HCL MonohydrateL-Cysteine HCL MonohydrateUSP3125kg/drumQuality Standard: USP31Specifciation:Description: white crystals or crystalline powderIdentification: Infrared absorptionAssay: 98.5-101.5%Specific rotation (a)D25: +5.7°-6.8°Sulfate: (SO4) : ≤0.03%Iron: ≤ 30ppmHeavy metals (Pb): ≤ 15ppmLoss on drying: 8.0-12.0%Residue on ignition: ≤ 0.40%Chromatographic purity: conformsOrganic Volatile Impurities: meets the requirements