L-ISOLEUCINE

[Name of product]: L- ISOLEUCINE
[Chemical Formula]:

[Molecular Formula]: C ₆H₁₃ NO₂
[Molecular weight]: 131.17
[Character]: White crystalline powder, odorless, slightly bitterness , slightly soluble in water, very slightly soluble in ethanol .
[Quality]: Standard According to buyer's Requirements, Generally
Food grade adopted as the American FCC IV
Medical Grade adopted as USP 24 and AJI97

Items	FCCⅣ	AJI97	USP24
Assay	98.5 ~ 101.5%	98.5 ~ 101.0%	98.5 ~ 101.5%
pH value	5.5 ~ 7.0	5.5 ~ 6.5	5.5 ~ 7.0
Specific rotation	+38.6º ~ +41.8º	+39.5º ~ +41.5º	+38.9º ~ +41.8º
Transmittance	--	98.0% MIN	--
Chloride(Cl)	--	0.020% MAX	0.05% MAX
Ammonium(NH ₄ )	--	0.02% MAX	--
Sulfate(SO ₄ )	--	0.020% MAX	0.03% MAX
Iron(Fe)		10ppm MAX	30ppm MAX
Heavy metals(pb)	20ppm MAX	10ppm MAX	15ppm MAX
Arsenic(As₂ O ₃ )	--	1ppm MAX	--
Lead(pd)	10ppm MAX	--	--
Other amino acids	--	0.5% MAX	--
Loss on drying	0.3% MAX	0.20% MAX	0.3% MAX
Residue ignition	0.2% MAX	0.10% MAX	0.3% MAX
Oranic volatile imturities	--	--	Conforms
Pyrogen	--	Non-pyrogen	--

[Packing]: In kraft paper bags or in fiber drum of 25KG net each. [Transport and Storage]: Handle with cares to avoid damaging the package, protects them from sunshine or rain. Don't transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.

Bioaxis Chemicals Co., Ltd
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