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Amino acid L-Cysteine 52-90-4 for food

Pharmacuetical Grade N-Acetyl-Cysteine/N-Acetyl-L-Cysteine/NAC ●CAS No.: 616-91-1 ●Other Names: N-Acetyl L-Cysteine ●MF: C5H9NO3S ●EINECS No.: 210-498-3 ●Place of Origin: Henan, China (Mainland) ●Type: Vitamins, Amino Acids and Coenzymes ●Grade Standard: Medicine Grade ●Usage: Animal...

Product Details

Pharmacuetical Grade N-Acetyl-Cysteine/N-Acetyl-L-Cysteine/NAC
●CAS No.: 616-91-1
●Other Names: N-Acetyl L-Cysteine
●MF: C5H9NO3S
●EINECS No.: 210-498-3
●Place of Origin: Henan, China (Mainland)
●Type: Vitamins, Amino Acids and Coenzymes
●Grade Standard: Medicine Grade
●Usage: Animal Pharmaceuticals
●Brand Name: Friend
●Model Number: USP/EP
●Purity: 99%min
●Product Name: N Acetyl Cysteine
●Appearance: White crystals or crystalline powder
●Grade: Phamaceutical Grade
●Assay: 98.5%-101.0%
●Shelf life: 2 Years
●Application: Pharmaceutical Raw Intermediates
●Molecular weight: 163.19
●Standard: USP/EP
●Package: 25kg/drum
●Storage: Kept in cool dry places with original package, avoid moisture
Packaging & Delivery

Packaging Details:

25kg/drum, or as buyer's requests

Delivery Detail:

Shipped in 5 days after payment

Pharmaceutical Raw Materials N-Acetyl -Cysteine
N-Acetyl L-Cysteine Property: N-Acetyl L-Cysteine, also known as N-Acetyl Cysteine or N acetylcysteine, is a medication used to treat paracetamol overdose and to loosen thick mucus such as in cystic fibrosis or chronic obstructive pulmonary disease. White crystals or crystalline powder, a slight sweet taste, melting point 109-111°C.
N-Acetyl L-Cysteine Specification

Item

Specification

Description

White crystals or crystalline powder, a slight sweet taste

Specific rotation

+21.3°- +27°

Transmittance

≥98%

Chloride

≤0.04%

Sulfate

≤0.03%

Ammonium

≤0.02%

Iron

≤20ppm

Heavy metals

≤10ppm

Arsenic

≤1ppm

Loss on drying

≤0.5%

Residue on ignition

≤0.2%

PH

2.0-2.8

Assay

98.5%-101.0%

L-Cysteine Hydrochloride Anhydrous

ITEM

STANDARD

RESULTS

Specific rotation[a]D20°

+5.6°~+8.9°

+6.9°

State of solution

≥98.0%

99.7%

Identification

Infrared absorption spectrum

Qualified

Chloride(Cl)

22.30~22.6%

22.53%

Ammonium(NH4)

≤0.02%

<0.02%

Sulfate(SO4)

≤0.020%

<0.02%

Iron(Fe)

≤10 PPM

<10PPM

Heavy metals(Pb)

≤10 PPM

<10PPM

Arsenic(As2O3)

≤1PPM

<1PPM

Other amino acids

Chromatographically
     not detectable

Qualified

Loss on drying

≤1.0

0.03

Residue on ignition

≤0.10%

0.05%

Assay

98.0-102.0%

99.70%

PH

1.5~2.0

1.7

Contact Us
Shanghai Shine High International Trade Co.,Ltd
Add:Room 308,North Wanke Creative quarter,No2000,Dongming Road, Pudong new district,Shanghai, China
Tel:86-21-66531378
Fax:86-21-66531373
Email:sales@ingredient4health.com
Web:http://www.ingredient4health.com/

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