High quality L-Tyrosine, 3-hydroxy-a-methyl-, hydrate (2:3)

Min.Order / FOB Price:Get Latest Price

1 Kilogram	FOB Price: USD 1.0000

1 Kilogram

FOB Price: USD 1.0000

Min.Order :1 Kilogram
Purity: 99%
Payment Terms : L/C,D/A,D/P,T/T,,MoneyGram,Other

Keywords

L-Tyrosine, 3-hydroxy-a-methyl-, hydrate (2:3) 41372-08-1 L-Tyrosine, 3-hydroxy-a-methyl-, hydrate (2:3) Price

Quick Details

Appearance:White powder
Application:pharmaceutical intermediates
PackAge:25KG/DRUM
ProductionCapacity:3000|Metric Ton|Month
Storage:Store in dry dark and ventilated place
Transportation:By express,By Air or by sea

Superiority:

We promise our customer following items

1.Reasonable pre price:

We provide high quality products with competitive price in china,

2.Low moq moq:

No worry about the low moq, our moq is 1 gram or lower.

3.Good and and efficient service,Fast Delivery

Fast respond save client's time, we promise to reply inquiry in 24 hours including holidays and send quotation sheet and other documents in 48 hours.

4.Super-goo-good quality

We have strict quality control system .Good reputation in Market

If you have any further questions or need a sample,Please do not hesitate to contact us.

Jessica | Senior Sales | Qingdao Sigmachemical Co.,Ltd

| Address:No 70,Shandong Road,Qingdao city,China

Details:

Molecular formula:C10H13NO4·3/2H2O		Cas No.:41372-08-1


Item	Specification	Test result
1.Descriotion	Fine powder	conforms
2.Colour	White	conforms
3.Solubility	Slightly soluble in water,a little soluble in ethyl,alcohol,practically insoluble in ethyl ether,very soluble in hydrochloric acids.	conforms
4.Identification	IR,UV,Color reaction,DSC	conforms
5.Specific optical rotation	-25°- -28°	-25.0°
6.Acidity(0.1N NaOH)	≤0.50ml/g	<0.50ml/g
7.Water(K.F.)	10.0-13.0%	10.6%
8.Residue on ignition	≤0.10%	0.09%
9.Heavy metals	≤10PPM	<10PPM
10.3-o-Methyl methyldopa	≤0.50%	<0.1%
11.Organic volatile impurities	Benzene:≤2ppm chloroform:≤60ppm 1,4dioxano:≤380ppm Chloride of metileno:≤600ppm triclhoroethylene:≤80ppm	conforms
12.Apparent density	Maximum 0.70g/ml(determinated with 30 g of the sample.In test tube of 100ml,after 5 falls in the vertical of a height of 5cm)	0.70g/ml
13.granclometry	90% Particles size between 15-400μm	conforms
14.iron	≤5PPM	<5PPM
15.Assay(on dried basis)	98.0% TO 101.0%	98.8%
Conclusion:	The materials complies with the specification USP24.

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