spot nutrition amino acids 99% L-Cysteine

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Overview
Quick Details
CAS No.:
L-Cysteine
Other Names:
L-Cysteine
MF:
C19H10D4F3N3O3
EINECS No.:
C19H10D4F3N3O3
Place of Origin:
China
Type:
Pharmaceutical Intermediates
Purity:
99
Brand Name:
HHD
Model Number:
hhd
Application:
treatment of muscle wasting
Appearance:
white powder
skype:
nancy_nan4
Supply Ability
Supply Ability:
100 Kilogram/Kilograms per Quarter
Packaging & Delivery
Packaging Details
10g 100g 1kg,10kg 25kg
Port
Any port

L-Cysteine hydrochloride monohydrate

CAS:7048-04-6

 

 Specifications
USPAJI
AppearanceWhite crystals or crystalline powder; strongly acid taste.
IdentificationInfrared Absorption---
Specific optical rotation+5.6 °- +8.9 °+5.5 °- +7.0 °
State of solution (Transmittance)---≥ 98.0% clear and colorless
Chloride (Cl)---19.89-20.29%
Ammonium(NH4)---≤ 0. 002%
Sulfate≤ 0. 03 %≤ 0. 020%
Iron≤ 0. 003 %10ppm
Heavy Metals (as Pb),≤ 0.00 15%≤ 10ppm
Arsenic (as As),---≤ 1ppm
Other amino acids---Not detected
Organic volatile impuritiesMeets the requirement---
Loss on drying,8-12 %8.5-12 %
Residue on ignition,c≤ 0.1 0 %
Assay98.5-101.5 %9 9.0-10 0.5 %
pH value---1.5-2.0
Organic volatile impuritiesMeets the requirement---
Chromatographic purity0.5% max Individual impurity, 2% max total---

 

 Specifications
USPAJI
AppearanceWhite crystals or crystalline powder; strongly acid taste.
IdentificationInfrared Absorption---
Specific optical rotation+5.6 °- +8.9 °+5.5 °- +7.0 °
State of solution (Transmittance)---≥ 98.0% clear and colorless
Chloride (Cl)---19.89-20.29%
Ammonium(NH4)---≤ 0. 002%
Sulfate≤ 0. 03 %≤ 0. 020%
Iron≤ 0. 003 %10ppm
Heavy Metals (as Pb),≤ 0.00 15%≤ 10ppm
Arsenic (as As),---≤ 1ppm
Other amino acids---Not detected
Organic volatile impuritiesMeets the requirement---
Loss on drying,8-12 %8.5-12 %
Residue on ignition,c≤ 0.1 0 %
Assay98.5-101.5 %9 9.0-10 0.5 %
pH value---1.5-2.0
Organic volatile impuritiesMeets the requirement---
Chromatographic purity0.5% max Individual impurity, 2% max total---

 

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Nancy Chuang (Market Director)

Wuhan Hengheda Pharm Co., Ltd
Skype: nancy_nan4
Tel: 86-27-84888681  Fax: 86-27-84888682
Phone:86-013419582772(what's app & wechat)