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Personne àcontacter Kelly
NO 1, HUANG XIAO BEI ROAD, Wuhan, Hubei
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L-Carnitine-L-tartrate
Item
|
Specification
|
|
Identification
|
IR or nuclear magnetic
resonance
|
|
Appearance
|
white crystal or crystalline
powder
|
|
Specific rotation
|
*9.5~**1.0(*0% aqueous
solution)
|
|
pH-value
|
3.0~4.5(5% aqueous
solution)
|
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Moisture
|
≤0.5%
|
|
Residue on ignition
|
≤0.5%
|
|
Solubility
|
clear
|
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Heavy metal
|
≤*0ppm
|
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Arsenic
|
≤2ppm
|
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L-Carnitine Base
|
*7.2~*9.2%
|
|
L(+)-Tartaric acid
|
*0.8~*2.8%
|
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Chloride
|
≤0.4%
|
|
Assay
|
**0±2%
|
|
L-Carnitine Fumarate Item
|
Specification
|
|
Appearance
|
white powder or crystalline
powder
|
|
Specific rotation
|
**6.5~**8.5°(*0% aqueous
solution)
|
|
pH-value
|
3.0~4.0(1% aqueous
solution)
|
|
Moisture
|
≤1.0%
|
|
Residue on ignition
|
≤0.5%
|
|
Chlorine
|
≤0.4%
|
|
Heavy metal
|
≤*0ppm
|
|
Arsenic
|
≤1ppm
|
|
L-Carnitine Base
|
*8.5±2%
|
|
Fumaric acid
|
*1.5±2%
|
|
Assay
|
**0±2%
|
