D-Pyroglutamic acid

Min.Order / FOB Price:Get Latest Price

1 Kilogram	Negotiable

1 Kilogram

Negotiable

Min.Order :1 Kilogram
Purity: 99%
Payment Terms : T/T

Keywords

Pyroglutamic acid 4042-36-8 D-Pyr

Quick Details

Appearance:White crystals with lumps
Application:pharmaceutical intermediates,biochemical study,life sciences,etc
PackAge:25kg/drum
ProductionCapacity:20|Metric Ton|Month
Storage:Store in dry, dark, ventilated place.
Transportation:airfreight or Vessel

Superiority:

Sichuan Tongsheng is the most strongest manufacturer and exporter of amino acids and their derivatives in China, we have the best quality and price. Guarantee high quality, competive price and reliable service.

We fully compliance with ISO9001:2008, production and quality management following GMP standards, production plant constructed in accordance with GMP standards. Quality control conforms to the standards of pharmaceutical-food CP grade and Japan Ajinomoto AJI, American USP and Reagent grade BR.

we have Kosher and halal certificate

Details:

Product Name: D-Pyroglutamic acid

CAS#: 4042-36-8

Synonyms: H-D-Pyr-OH

Molecular Formula: C5H7NO3

Molecular Weight: 129

Reference Standard USP26/AJI92

Specification:

Item	Standard	Analysis data
Appearance	White crystals with lumps	Conforms
Specific rotation[α]D/20 (C=2 in H2O)	+10.8°to +12.3°	+11.5°
Melting Point (ºC)	160 to 163 ºC	161.5ºC
Chloride(C1)	Not more than 0.02%	Conforms
Iron(Fe)	Not more than 10ppm	Conforms
Heavy metals(Pb)	Not more than 10ppm	Conforms
Arsenic(As2O3)	Not more than 1ppm	Conforms
Loss on drying	Not more than 0.20%	0.15%
Residue on ignition	Not more than 0.10%	0.08%
Assay	98.0%～101.0%	99.0%