L-Cysteine factory

Min.Order / FOB Price:Get Latest Price

25 Kilogram	Negotiable

25 Kilogram

Negotiable

L-Cysteine 52-90-4 cas 52-90-4

Appearance:White crystalline powder
Application:suppliment
PackAge:25kg/drum
ProductionCapacity:|Metric Ton|Day
Storage:Storage: All products should be stored at a dry and ventilated location away from fire and other dangerous goods, and should avoid direct sunlight.
Transportation:by sea or by air

L-Cysteine hydrochloride monohydrate

Product Description

Product Name:L-Cysteine Hydrochloride Monohydrate

Other Name: L-cysteine hcl monohydrate; H-Cys-OH.HCl.H2O; H-Cys-OH.HCl.H_2O; L-Cysteine Hcl Mono; L-cysteine hydrochloride hydrate

CAS NO.: 7048-04-6

Molecular Fomular: C3H10ClNO3S

Molecular Weight: 157.63

Product Name: L-Cysteine HCl Monohydrate	Quantity: 1000kgs	Batch No:141012
Producing date: 2014.10.12	Sampling date: 2014.10.12	Shelf life: two years
Reference standard: USP28
Item	Specifications	Test Results
Assay,%	98.5-101.5	99.6
Identification	Pass test	Pass test
Specific rotation	+5.7°-+6.8°	+6.3°
Loss on drying,%	8.0-12.0	8.5
Residue on ignition, %	≤0.4	<0.4
Sulfate,%	≤0.03	<0.03
Iron(as Fe), %	≤0.003	<0.003
Heavy metals(as Pb), %	≤0.0015	<0.0015
Organic volatile impurities	Meets the requirements	Meets the requirements
Conclusion: This product conforms to USP28 standard.