L-Pyroglutamic acid...

L-Pyroglutamic acid manufacturer

L-Pyroglutamic acid manufacturer

Min.Order / FOB Price:Get Latest Price

1 KilogramUSD 0.0000-0.0000
  • Min.Order :1 Kilogram
  • Purity: min 99%
  • Payment Terms : T/T

Keywords

L-pyr pyroglutamic acid (S)-(-)-2-Pyrrolidone-5-carboxylic acid

Quick Details

  • Appearance:White Crystalline Powder
  • Application:98-79-3
  • PackAge:Standard Packing: 25kg/drum
  • ProductionCapacity:10|Metric Ton|Day
  • Storage:Store in dry, dark, ventilated place.
  • Transportation:airplane 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 hala certificate.

Details:

Product Name: L-Pyroglutamic Acid

CAS#: 98-79-3

Synonyms:(S)-(-)-2-Pyrrolidone-5-carboxylic acid

Molecular Formula: C5H7NO3

Molecular Weight: 129

Specification: (Reference Standard AJI92)

Item

Standard

Analysis data

Appearance

White crystalline powder

Conforms

Specific rotation(a)D20

-10 to -12o

-11.6o

Transmittance

Not less than 98.0%

98.2%

Melting Point (oC)

160 to 162 oC

161oC

Chloride(C1)

Not more than 0.02%

0.005%

Ammonium(NH4)

Not more than 0.02%

<0.02%

Sulfate(SO4)

Not more than 0.02%

<0.02%

Heavy metals(Pb)

Not more than 10ppm

<10ppm

Iron(Fe)

Not more than 10ppm

5ppm

Arsenic(As2O3)

Not more than 1 PPM

<1ppm

Loss on drying

Not more than 0.50%

0.35%

Residue on ignition

Not more than 0.1%

0.08%

Assay

99.0-101.0%

99.8%

Remark:Easy to moisture-absorbed; store in dry、dark、ventilated place.

 

Laboratory Picture:

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