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L-TYROSINE

[Product Name]: L-TYROSINE
[Other Name]: L-TYR, L-?P-HYDROXYPHENYLAIANINE, L-a-AMINO-?P-HYDROXYPHENYLPROPIONIC ACID
[Molecular Formula]: C9 H11 NO3
[Structural Formula]:

[Molecular Weight]: 181.19
[CAS]: 60-18-4
[EINECS]: 200-460-4
[Description]: Occurs as colorless, silky needles or as a white, crystalline powder. One gram is soluble in about 230 mL of water. It is soluble in dilute mineral acids and in alkaline solutions. It is very slightly soluble in alcohol.
[Standard]: Pharma Grade USP38, Food Grade FCCV or according to buyer抯 requirements.

Item
Pharma Grade (USP38)
Food Grade (FCCV)

Appearance

Colorless, silky needles or as a white, crystalline powder.

Colorless, silky needles or as a white, crystalline powder.

Assay(on dry matter)

98.5~101.5%

98.5~101.5%

Specific rotation

-9.8º~-11.2º

-11.3º~-12.3º(20ºC)

Loss on drying

NMT 0.3%

0.3% MAX

Residue on ignition

NMT 0.4%

0.1% MAX

Chloride

NMT 0.04%

--

Sulfate

NMT 0.04%

--

Iron

NMT 30ppm

--

Lead

--

5mg/kg MAX

Related Compounds

Individual impurity: NMT 0.5%
Total impurities: NMT 2.0%

--


Usage: Generally used as a nutritional supplement.
Packing: In kraft paper bags or in fiber drum of 25KG net each.
Transport and Storage: Handle with cares to avoid damaging the package, protect them from sunshine or rain. Don抰 transport it with poisonous or harmful goods. Stored in shaded, cool and dry places.

Add: B-1303, NO. 310 CHANGJIANGDAO, SHIJIAZHUANG, 050035, CHINA. P.C.: 050035
Tel: +86-311-85296281 Fax: +86-311-85296280
E-MAIL: [email protected]  
HTTP:// www.jfajv.tw  


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