L-PROLINE

[Product Name]: L-PROLINE
[Other Name]: L-PRO, L-2-PYRROLIDINECARBOXYLIC ACID
[Molecular Formula]: C5H9NO2
[Structural Formula]:

[Molecular Weight]: 115.13
[CAS]: 29795-82-2
[Description]: White crystalline powder, slightly odor, slightly sweet, freely soluble in water and in alcohol.
[Standard]: Pharma Grade USP38, Food Grade FCCV or according to buyer's requirements.

Item
Pharma Grade (USP38)
Food Grade (FCCV)

Appearance

White crystalline powder

White crystalline powder

Assay(on dry matter)

98.5~101.5%

98.5~101.5%

Specific rotation

-32.7º~-34.7º

-33.2º~-35.2º

pH

5.4~6.0

5.4~6.0

Loss on drying

NMT 0.3%

0.2% MAX

Residue on ignition

NMT 0.4%

0.1% MAX

Chloride

NMT 0.05%

--

Sulfate

NMT 0.03%

--

Iron

NMT 30ppm

--

Lead

--

5mg/kg MAX

Related compounds

Individual impurities: NMT 0.5%
Total impurities: NMT 2.0%

--


Usage: Generally used as a nutritional supplement.
Packing: In fiber drums of 25KG net each or according to buyer抯 need.
Transport and Storage: Handle with cares to avoid damaging the package, protect them from sunshine or rain. Don't transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.

Add: B-1303, NO. 310 CHANGJIANGDAO, SHIJIAZHUANG, 050035, CHINA. P.C.: 050035
Tel: +86-311-85296281 Fax: +86-311-85296280
E-MAIL: [email protected]  
HTTP:// www.x68r.net  


Copyright(C)2002, Shijiazhuang Shixing Amino Acid Co.,Ltd. All Rights Reserved.
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