L-Cystein HCl Monohydrous

Product Description

INTRODUCTION OF PRODUCTS

CBH-Cysteine is an important amino acid making up of proteins in the form of cystine. Cysteine also helps to detoxify harmful toxins, thereby protecting and preserving the cells. It is a powerful antioxidant, especially, combined with Vitamins C and B1. Cysteine is widely used in food and feed industry as an important additive.

SPECIFICATION

AJI97
Specific Rotation: +6. 1 degree ~ +7. 8 degree
State of Solution(Transmittance): 98% min, Clear and colorless
Chloride (as Cl): 19. 9% ~ 20. 3%
Ammonium (as NH4+): 0. 02% max
Sulfate (as SO42-): 0. 02% max
Iron (as Fe): 10 ppm max
Heavy Metals (as Pb): 10 ppm max
Arsenic (as As2O3): 1 ppm max
Other Amino Acid: Chromatographically not detection
Loss on Drying: 8. 5% ~ 12. 0%
Loss on Ignition: 0. 1% max
Assay: 98. 5% ~ 100. 5%
PH: 1. 5 ~ 2. 0
Organic Volatile Impurity: --
Meet the requirement: --
Appearance: White crystal or crystalline powder

USP24
Specific Rotation: +5. 7 degree ~ + 6. 8 degree
State of Solution(Transmittance): --
Chloride (as Cl): 19. 0% ~ 19. 6%
Ammonium (as NH4+): --
Sulfate (as SO42-): 0. 03% max
Iron (as Fe): 30 ppm max
Heavy Metals (as Pb): 15 ppm max
Arsenic (as As2O3): --
Other Amino Acid: --
Loss on Drying: 8. 0% ~ 12. 0%
Loss on Ignition: 0. 1% max
Assay: 98. 5% ~ 101. 5%
PH: --
Organic Volatile Impurity: Meet the requirement
Appearance: White crystal or crystalline powder

BP98
Specific Rotation: +5. 5 degree ~ +7. 0 degree
State of Solution(Transmittance): Meet the requirement(Appearance of solution)
Chloride (as Cl): --
Ammonium (as NH4+): 0. 02% max
Sulfate (as SO42-): 0. 03% max
Iron (as Fe): 20 ppm max
Heavy Metals (as Pb): 10 ppm max
Arsenic (as As2O3): --
Other Amino Acid: Meet the requirement(Ninhydrin-positive substances)
Loss on Drying: 8. 0% ~ 12. 0%
Loss on Ignition: 0. 1% max
Assay: 98. 5% ~ 101. 0%
PH: --
Organic Volatile Impurity: --
Appearance: White crystal or crystalline powder

Packaging: Net weight 25 kgs fiber drums (polyethylene inner bag).
Storage: Store in a cool, dry, ventilated area. At temperature below 25 degree and less than 65% RH.
Shelf Life: 1 year in dry conditions after production.