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L-Hydroxyproline
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L-Hydroxyproline

L-Hydroxyproline
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Description

Inspect Item Quality Standard
Description White crystals or crystalline powder
Specific Rotation 74.0° ～ -77.0°
Identification Conforms
ph 5.0 ～ 6.5
luminousness ≥95.0% Not less than 95.0%
Chloride（CL） ≤0.020% Not moe than 0.020%
Sulfate（SO4） ≤0.020% Not more than 0.020%
Ammonium（NH4） ≤0.02% Not more than 0.020%
Heavy Metals（Pb） ≤0.001% Not more than 0.001%
Iron(Fe) ≤0.001% Not more than 0.001%
Arsenic(As2O3) ≤0.0001% Not more than 0.0001%
Other Amino Acids Not detectable
Loss On Drying ≤0.20% Not more than 0.20%
Residue On Ignition ≤0.10% Not more than 0.10%
Assay 98.5 ～ 101.0%

L-Hydroxyproline, L-Methionine, Gycine, L-Lysine HCL, L-Alanine, L-Hydroxyproline, L-Methionine, Gycine, L-Lysine HCL, L-Alanine,

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Shijiazhuang Haitian Amino Acid Co., Ltd.

L-Hydroxyproline, L-Methionine, Gycine, L-Lysine HCL, L-Alanine

Address: East of The Road 150m of Shi-Huang Freeway Entrance, Gaocheng District, Shijiazhuang City, Hebei P.R. China,
Shijiazhuang, Hebei
China, 050000

Tel: 86-311-88908111
Fax: 86-311-88908222

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