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D-苏氨酸632-20-2

更新时间:2015-11-30 15:42:05
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详细介绍

 

Items

Standard

Analysis data

Appearance

White to off-white crystalline powder

conforms

Specific Rotation [а]D20

(C=6 in H2O)

+27.6 to +29.0 Degree

+28.0º

Transmittance

Not less than 95%

98.0%

Heavy Metals (Pb)

Not more than 10PPM

conforms

Arsenic(As2O3)

Not more than 2PPM

conforms

Loss on Drying

Not more than 0.30%

0.19%

Residue on Ignition (Sulfated)

Not more than 0.20%

0.10%

Assay

Not less than 98.0%

98.5%

联系方式

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