amino acids
Product Name: H-DL-Pyr-OH CAS#: 149-87-1
Synonyms: DL-Pyroglutamic acid Molecular Formula: C5H7NO3
Molecular Weight: 129
Specification: (Reference Standard: AJI92)
Items
Standard
Analysis data
Appearance
White crystalline powder
Conforms
Melting Point(ºC)
160.0 to 162.0ºC
160.5ºC
Chloride(C1)
Not more than0.02%
0.01%
Ammonium(NH4)
Not more than0.02%
Conforms
Sulfate(SO4)
Not more than 0.02%
0.005%
Heavy metals(Pb)
Not more than 10ppm
Conforms
Iron(Fe)
Not more than 10ppm
6ppm
Arsenic(As2O3)
Not more than 1ppm
Conforms
Loss on drying
Not more than 0.50%
0.36%
Residue on ignition
Not more than0.1%
Conforms
Assay
98.0-101.0%
99.1%
TEL : 86-0838-2274206 / FAX : 86-0838-2274207
No.19 of North Tianshan Sichuan deyang China [CN]
Company Advantage
Detail Company Introduction
Our company's manufacturing of the products are carried out under full compliance with IOS9001:2000, production and quality management followed GMP standards, production workshops construct in accordance with GMP standard. Quality control conform to the pharmacyeutical-food CP level and Japan Ajinomoto AJI standard, American USP standard and Reagent grade BR standard.
ECROBOT CO., Ltd, Business Registration Number : 220-88-71747, CEO J.W.Park, TEL : +82-2-552-7676, E-mail : E-mail : Contact us Address : (Hwanghwa B/D 11F, Yeoksam-dong)320, Gangnam-daero, Gangnam-gu, Seoul, South Korea
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