High Quality 99% API Methotrexate powder CAS:59-05-2 CAS NO.59-05-2

High Quality 99% API Methotrexate powder  from Wuxi TAA Chemical Industry Co.,Ltd.

1.A strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of 

index have reached or exceeded domestic and international standards.

2. Now we have established long-term stable relations of cooperation with the pharmaceutical enterprises of Europe.

3.Well-trained and professional technologist and sales with rich experience in the field for 5-10 years.

4.TAA exported this product to many countries and regions at best price in China.

5.Leading manufacturer and supplier of chemicals in China.

6.Professional suppliers from China.

7.Factory offer.

 

Looking to the future, we will adhere to the spirit of “professional, innovative, integrity, development”, and adhere to the management 

philosophy of “customer-orientation and pursing development via integrity” and through which to provide customers with first-class 

products and service. We sincerely welcome friends both at home and abroad to visit our company and hope to achieve win-win cooperation with you!

1.Basic information:

Appearance & Physical State	yellow crystalline powder
Density	1.536 g/cm3
Melting Point	195ºC
Water Solubility	Insoluble.
Stability	Stable, but light sensitive and hygroscopic. Incompatible with strong acids, strong oxidizing agents. Store at -15C or below.
Storage Condition	-20ºC

 

2.Specification:

Item	Specifications	Results
Appearance	Yellow or orange crystalline powder	Conform
Heavy Metal	≤20ppm	Conform
Residue on ignition	≤0.1%	0.06%
Water	≤12.0%	10.4%
Assay	98.0% - 102.0%	99.7%

 

3.Application:

Carboxymethyl Cellulose (CMC) is widely used in food-making, detergent, papermaking, oil-drilling, textile, dyeing, ceramics, construction, paint, welding, battery, medicine, tobacco, toothpaste, cosmetics, etc. We can supply CMC of different grades at good price. Any one interested please feel free to contact us at any time.

 

Storage and transportation

This product storage should pay attention to the moistureproof, fire prevention, prevent heat, requirement in ventilation, dry place. Transportation, loading and unloading when rainproof hook is strictly prohibited. This product long-term storage plus heap pressure may occur, unpacking agglomerate, will cause inconvenience but won't affect quality use. This product storage when in contact with water is strictly prohibited, otherwise will occur gel or partly dissolved and cause cannot use

 

4.Package:

25kg drum,9mt per container.

 

5.Storage:

 

1) Store in a cool, ventilated warehouse. 

2) The temperature should not exceed 37 °C.

3) It should be stored separately from oxidants and food chemicals, and should not be  mixed (see Section 10 for incompatible materials).

4) Keep the container sealed.

5) Keep away from fire and heat.

6) Lightning protection equipment must be installed in the warehouse.

7) The exhaust system should be provided with a grounding device that removes static  electricity.Explosion-proof lighting and ventilation settings.

8) It is forbidden to use equipment and tools that are prone to sparks.

9) The storage area should be equipped with leakage emergency treatment equipment and suitable containment materials.