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L-Serine powder

Inquiry
  Post Date: Aug 14,2014
  Expiry Date: Feb 10,2015
  Detailed Description: Cas No. :56-45-1

Packaging & Delivery

Packaging Details: 25kg cardboard drum *or as client's requirement
Delivery Detail: 20 days after the payment.

Specifications

L-Serine
1 Characteristics: white crystalline powder
2 assay:98.5%
3 standard:AJI92
4 usage: food additive

Basic Information:

Product Name:

L-Serine

Synonyms:

L-Serine, USP Grade; 

H-Ser-OH; 

(S)-2-Amino-3-hydroxypropanoic acid;

(S)-2-Amino-3-hydroxypropionic acid; 

L-2-Amino-3-hydroxypropionic acid; 

3-Hydroxy-alanine; Serine

CAS RN.:

56-45-1

EINECS:

200-274-3

Molecular Weight:

105.09

Molecular Formula:

C3H7NO3

Density:

1.6

Melting Point(°C):

222°C

Water Solubility:

250 g/L (20°C)

 

 

 

Specifications:

 

Product: L-Serine                   CAS NO.: 56-45-1

Lot NO.: 100513                         Date:May. 10, 2010

Item

Specification

Result

Description

white crystals or crystalline powder

Conforms

Identification

Concordant with the reference spectrum

Conforms

Specific Rotation

+14.0°~+15.6°

+14.5°

State of Solution

(Transmittance T430)

Clear & colorless

≥98.0%

99.2%

Chloride(Cl)

≤ 0.02%

< 0.02%

Sulfate(SO4)

≤ 0.02%

< 0.02%

Iron(Fe)

≤ 10ppm

<10ppm

Heavy Metals(Pb)

≤ 10ppm

<10ppm

Other Amino Acids

Chromatoraphically not detectable

Conforms

Loss on drying

≤ 0.2%

0.15%

Residue on ignition

(sulfated)

≤ 0.1%

0.03%

Assay

98.5% to 101.0%

100.2%

Conclution: Passed test according to the standard of USP31.

 

 

 

Application:

Used as a biochemical reagent and food additives; Used in biochemical research, organization culture medium preparation, medicine used for amino acids on nutrition medicine.

Nutritional supplement.

1. For biochemical reagent and food additive.

2. Nutritional supplement, in cosmetics as skin nutrition additive.

3. Available for biochemical and nutritional research purposes, but also can be used as synthetic ring serine raw materials

 

  CAS Registry Number:

56-45-1
  Synonyms: ;L-Serine, USP Grade;H-Ser-OH;(S)-2-Amino-3-hydroxypropanoic acid;Ser;(S)-2-Amino-3-hydroxypropionic acid;L-2-Amino-3-hydroxypropionic acid;3-Hydroxy-alanine;Serine;
  Molecular Formula: C3H7NO3
  Molecular Weight: 105.09
  Molecular Structure: 56-45-1 L-Serine
  Safety Description: S24/25:;

  Company: Anyang Criss chemicals Co,.ltd.     [ China ]        
  Contact: Mr zhang
  Tel: 86-372-5055727
  Fax: 86-372-5055727
  Email: crisschem@hotmail.com
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