L-Pyroglutamic Acid

NAME:L-Pyroglutamic Acid  ID:L-Pyroglutamic acid supplier
DETAILS:

Product name: L-Pyroglutamic Acid

Cas#: 98-79-3   EINECS:202-700-3  MW.:129.11

Chemical formula: C5H7NO3

Molecular Structure: L-Pyroglutamic acid, 5-Oxoproline, 5-Oxopyrrolidine-2-carboxylic acid, L-5-Pyrrolidone-2-carboxylic acid, (S)-(-)-2-Pyrrolidone-5-carboxylic acid, CAS #: 98-79-3

Synonyms:5-Oxoproline; 5-Oxopyrrolidine-2-carboxylic acid; L-5-Pyrrolidone-2-carboxylic acid; (S)-(-)-2-Pyrrolidone-5-carboxylic acid
Solution/odor: soluble in water,alcohol,acetone and odorless
  Technical Data
No.
Test Items
Standard
1
Visual
                           White crystal powder
2
Assay
Min.99%
3
Specific Rotation [α]20/D
-11º- -12º
4
Loss on drying
Max.0.5%
5
Residual on ignition
Max.0.2%
6
                               PH
5.0-7.0
7
                       Melting point
159℃-162℃
8
Chloride
Max 0.02%
9
Heavy Metals(pb)
Max 10ppm
10
Total Plate Count
   Max1,000cfu/g
11
Mold & Yeast
   Max1,00 cfu/g
12
E.Coli., Salmonella
Absent
Application: widely used in cosmetics,pharmaceutics and food industry.
Packing & Storage: keep in cool and dry place ; packed in carton or drum after sealed by
                                   plastic film bag(net weight:25kgs/carton or drum)
Shelf Life:  Three years
Prev : EDC.HCL Next : No information found!