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Welcome to Hebei Huaheng Biological Technology Co., Ltd!
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Hebei Huaheng Biological Technology Co., Ltd
Address: No.777 Xinghua South Street,Jizhou City,Hebei Pro.,China Postal Code: 053200
Postal Code: 053200
TEL:0318-8628255
FAX:0318-8628286
E-mail:jizhouhuaheng@163.com
Web site:m.xdhedu.cn/en
Current position Products > Amino Acid > L-Proline
L-Proline


Amino Acid

L-Proline
Chemical NameH-Pro-OH~(S)-Pyrrolidine-2-carboxylic acid

Structure Formula

Molecular Formula

C5H9NO2

Molecular Weight

115.13

Cas No

[147-85-3]

Characteristics

White crystalline powder  

Quality Standards

 AJI97

Item Specification (AJI97)
Appearance White crystals or crystalline powder
Assay,%99.0~101.0
Specific Rotation-84.5<~-86.0<
pH value5.9~6.9
Loss on drying,%+0.3
Heavy Metals (as Pb),%+0.001
Residue on Iginition,%+0.1
Arsenic (as As),%+0.0001
Chloride,%+0.02
Amonium(NH4),%+0.02
Sulfate(SO4),%+0.02
Iron (Fe),%+0.001
Other amino acidsNot detd.

Package and Transport

With round paperboard drum 25kgs per drum.

Storage

Kept in a light-proof, well-closed, dry and cool place. The expiry date is for two years.



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Address: No.777 Xinghua South Street,Jizhou City,Hebei Pro.,China Postal Code: 053200
TEL:0318-8628255
FAX:0318-8628286
E-mail:jizhouhuaheng@163.com
Web site:http://m.xdhedu.cn

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