Direct Direct   Black 22  Properties :   green and black. Blue gray powder. Soluble in water for violet black. The strong sulfuric acid for violet black, dilute black light after brown precipitation; In nitri c acid solution for the red light brown in, precipitation. The dye solution to join strong hydrochloric aci d have brown light black precipitation; Add thick sodium hydrox ide solution for dark blue light red.  
 
Applications :
Mainly used for cotton, viscose, wool/stick,nylon/rayon blended fabric dyeing and printing, also used in leather and paper dyeing.
 
Note:   The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our produ c ts before the final application.

.Hebei  Qiudu Technology  CO., LTD specializes in exporting high quality Research chemical,Basic chemical and plastic raw material etc. Our products are produced on the basis of best technical team, advanced equipment, high qualified management which meet the requirements of security and environmental protection. We earned customer trust and created a good reputation during these years. We will provide the most comprehensive products and service to you ! We are looking forward to your cooperation! specializes in exporting high quality Research chemical,Basic chemical and plastic raw material etc. 

1) The professional sales reprensentative answers your inquiy on time;

2) We can provide reasonable price, high quality product and prompt shipmen;

3) We can send the goods to your delivery addreee directly, it is relatively safe and fast;

4) Warm sfter sale service, we will help to solve the problems in your usage.
 

1.Packing:
25kg/bag, or per your requirement.
18-20mt/20'FCL
2.Storage:
The resin should be stored in a drafty, dry warehouse and away from fire and direct sunlight. It should not be piled up in the open air.
3.Transportation:
During transportation, the product should not be exposed to strong sunlight or rain and should not be transported together with sand, soil, scrap metal, coal or glass. Transportation together with toxic, corrosive and flammable substance is strictly prohibited.
 

1.How to place my order?
No matter sample order or bulk order,     will   draft an online contract with you via Alibaba Trade   Assurance (free order protection service).  Please contact us to place your order.

2.Where do you ship to?
 Semi-Automatic PET Bottle Blowing Machine Bottle Making Machine Bottle Moulding Machine PET Bot Making  Machine is suitable for produccontainers and bottles in all shapes.

3.Is there any discount?
Yes, for larger quantities, we can offer you a better price.

4 .   How can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment.   

5. What services can we provide?

- Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA;
Accepted Payment Currency:USD,GBP,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese.