Qingdao Fraken International Trading Co., Ltd.
Main products:Health food/OEM Tablet/Softgel/Capsule,Vitamin C Tablet,Glucosamine Chondroitin MSM Tablet,Calcium + Vit D3 Tablet,Spirulina/Chlorella
Products
Contact Us
  • Contact Person : Ms. Wang Helen
  • Company Name : Qingdao Fraken International Trading Co., Ltd.
  • Tel : 86-532-83899718
  • Fax : 86-532-83623236
  • Address : Shandong,Qingdao,Room 1005, 220 Yan'an Three Road
  • Country/Region : China
  • Zip : 266024

High quality D-leucine 328-38-1

High quality D-leucine 328-38-1
Product Detailed
Product Name: H-D-Leu-OH Synonyms: D-Leucine CAS#: 328-38-1 Purity>98.5%

High quality D-leucine

CAS#: 328-38-1 

Synonyms: D-Leucine                                     

Molecular Formula: C6H13NO2

Molecular Weight: 131.17

Purity>98.5%

Item

Standard

Analysis data

Appearance

White fine crystals or White power

conforms

Specific rotation(20/D)

(C=4 in 6N HCL)

-14.9 to -16.0 Degree

-15.6Degree

State of solution

(Transmittance)

Clear and colorless

Not less than 95.0%

98.5%

Chloride (Cl)

Not more than 0.020%

0.02%

Heavy metals(Pb)

Not more than 10ppm

<10ppm

Arsenic(As2O3)

Not more than 1ppm

<1ppm

Isomer content

Not more than 0.5%

conforms

Loss on drying

Not more than 0.20%

0.17%

Residue on ignition(sulfated)

Not more than 0.10%

<0.1%

Purity

Chiral Purity≥99.0%

conforms

Assay

99 to100.5%

99.3%

High quality D-leucine 328-38-1



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