离岸价格
获取最新报价( Negotiable )
|Minimum Order
位置:
China
最小订单价格:
-
最小订单:
25 Kilogram
包装细节:
25kg/drum
交货时间:
7 days
供应能力:
15 Ton per Month
付款方式:
Other, PayPal, Money Gram, Western Union, D/P, D/A, L/C, T/T
联系人 Ms. Evelyn
Rm 2405, Unit 1, Buiding 1, Taiyin Tower jianghan Econmic Development Zone, Wuhan, Hubei
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Item
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Specification( USP*7)
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Results
|
|
Description
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White crystals or crystalline
powder
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White crystalline powder
|
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Identification
|
Compare the infrared absorption
spectrum of the sample with that of the standard by
potassium
bromide disc method
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Conforms
|
|
Specific rotation [α]D*5
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*9.8°to**1.2°
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**0.6°
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Chloride(Cl)
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Not more than 0.*4 %
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Not more than 0.*2%
|
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Sulfate(SO4)
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Not more than 0.*4%
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Not more than 0.*2%
|
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Iron(Fe)
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Not more than *0ppm
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Not more than 6ppm
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Heavy metals(Pb)
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Not more than *5ppm
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Not more than *0ppm
|
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Loss on drying
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Not more than 0.3%
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Not more than 0.2%
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Residue on ignition
(sulfated)
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Not more than 0.4 %
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Not more than 0.2%
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Organic volatile impurities
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Meets the requirements
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Meets the requirements
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Chromatographic purity
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Individual impurity not more
than 0.5% and total impurities
not more than 2.0%
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Conforms
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Assay
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*8.5% to **1.5%
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*9.4%
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Function:
1.L-tyrosine is a naturally occurring amino acid that is also available in
supplement form.
2.L-Tyrosine is a nonessential amino acid (the body can produce it on its own) and it's nutrient role is as a neurotransmitter, which act as chemical messengers to the body's **0 billion (or more) of nerve and brain cells.
3.L-Tyrosinehelps form three important neurotransmitters: serotonin, dopamine, and norepinephrine; these are responsible for functions like memory, mood, appetite, and muscular coordination.
4. L-Tyrosinesupplements help with depression, anxiety, and heighten the mood in just a matter of a few weeks. It also helps fight fatigue and irritability.
