Direct Dyes Yellow 12 for Paper Dyeing

Direct yellow 12 Properties and Applications:
Soluble in water solution for yellow until golden brown, temperature drop the floe dyes have separation, the solubility in water for 30 g/L (80 ºC), and adequate soluble in ethanol (for lemon yellow) and soluble fiber element, slightly soluble in acetone for green light yellow. The strong sulfuric acid to red light purple, diluted to red light blue for purple, precipitation. The dye solution to join strong hydrochloric acid for deep red sauce, precipitation; Add thick sodium hydroxide solution for gold orange, precipitation; Add in 1 0% sodium hydroxide solution a slight change color. 2% of the dye below 15 ºC in aqueous solution which is glue frozen form, the name frozen yellow. Cellulose fiber of dyeing, the dye absorption rate as well, in 40 ºC maximum when affinity, discharge performance is very good.
Used for dyeing cotton and viscose, to dead cotton has certain covering power, can also be used for cotton or viscose fabric printing, also can be used for silk, wool, PVA, polyamide fiber and its blended fabric dyeing. Can also be used for leather, paper, biological shading, its heavy metal salt can be used for pigment.

Package, 25KG/DRUM, CARTON BOX, BAG

Note: The data contained here are based on our current knowledge and experience. It is the responsibility of user to test our products before the final application..

1. ≤50kg, Express delivery recommended, usually called as DDU service;
2. ≤500kg,Air shipping recommended, usually called as CIF service;
3. >500kg, sea shipping recommended, usually called as FOB, CFR, or CIF service;
4. For high value products, please select air shipping and express delivery for safety.About us
   Shandong Zhishang Chemical Co.,Ltd owned by Zhishang International Group,is a new chemical enterprise with R&D.
   manufacture and sales department.
   Our company mainly produce pharmaceutical raw materials and intermediate(expecially Carbohydrate derivatives series).
   In recent years,we had made big breakthrough in feed additive,plant extraction,industrial chemicals line.
   With our "Honest operation,Quality controlling,Clients first"theory,our company enjoy good repute both home and abroad.
   The R&D center located in High-tech zone in Jinan,our production based is in Chemical park of Zhangqiu and Tai'an.Our production process strictly conform with ISO 9001 and ISO 2000 standard.Our lab and workshop also follows strictly with GMP standard.Our products are sold all over Europe,North&South America, Sino-East, Asia and pacific area as well as Africa,we establish long term and stable business relations.We have large scale liquid chemical terminal and professional chemical warehouse.
   We will always adhere to expand business scope and provide the best quality products and service to the world.
   

1. DO YOU ACCEPT SAMPLE ORDER?
   We accept sample orders. We will make samples before mass production, and after sample approved, we'll begin mass production. Doing 100% inspection during production, then do random inspection before packing.
   
   
   2.HOW TO CONFIRM THE PRODUCT QUALITY BEFORE PLACING ORDERS?
   You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
   
   3.WHAT'S YOUR MOQ?
   Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.
   
   4.DO YOU SUPPLY PRODUCT REPORT?
   Yes. We'll give you product analysis report before shipping.
   
   5.IS THERE A DISCOUNT?
   Different quantity has different discount.