Product Description
Good Quality Synthetic Organic Dyestuff BR 150% --250% Sulfur Black
Sulfur Black is mainly used as dye on cotton, also used as dye on cambric, viscose and vinylon.
Sulfur Black dye are widely used for dyeing and winding dyeing on cotton, jute, viscose, polyvinyl alcohol fibre and polyester,
polyamide fibre, specially used for rolling dyeing
Sulphide black can be divided into BR (bluish red) and B (bluish blue) according to different colors. The color and quality can be adjusted according to customer requirements. Appearance: shiny black flakes or granules Product properties: sulfide black is insoluble in water or ethanol, green black in sodium sulfide solution, blue when caustic soda is put into sulfide black solution,and green precipitate when hydrochloric acid is used. The product is slightly soluble in cold sulfuric acid, and turns green and blue after heating. It turns black and blue when heating continuously. Sulfide dyes have good dye uptake and levelness
Iterms |
Standards |
Result |
Appearance |
bright black powder or granular |
bright black powder or granular |
Itensity |
100% |
100% |
Coloured light |
Green red light |
Green red light |
≤ Moisture |
6.0 |
5.3 |
≤Sodium sulfide insoluble matter content |
1.0 |
0.5 |
≤Free sulfur content |
1.0 |
0.45 |
Conclusion |
Qualified |
Packing
|
1kg/bag ,25kg/bag;25kg/drum; according to your requirements
|
Transit
|
Fedex, TNT,DHL,EMS,and so on.
|
Port
|
Shanghai/Tianjin/Dalian/Beijing/Xi'an
|
Lead Time
|
3-5 working days upon received the payment
|
For mass orders, it will be delivered by air or sea.
Depending on your location, please allow 1-5 business days for your order to arrive. For small order, please expect 3-7 days by
UPS DHL EMS. For mass order, please allow 5-8 days by Air, 15-30 days by Sea
|
Our factory
Other products
Why choose us?
Company Profile
Hebei Zhouhu Trade Co., Ltd. is a professional chemical production and exportenterprises. lt is located in Hebei Province, China, near the port.Product quality and technology have reached international standards, has become awell-known brand in China's titanium dioxide industry.Products sell well all over the world, exported to Southeast Asia, North America, SouthAmerica, Europe and other countries and regions.We employ professional technicians to make continuous progress of our products. wepay attention to product quality, environmental protection, harmless. We strive to letcustomers buy high quality products at low prices and better serve customers.We are trying to satisfy customers with products, surprise customers with prices, andimpress customers with services. Our business philosophy is "the pursuit of quality,create a world brand".
Now we are looking for global trading partners. lf you are interested in any of ourproducts,please contact us.
FAQ
Q:How about your delivery time? Can you provide free samples?
We can deliver the goods within 2-5 days. Such a fast delivery time depends on our strong production capacity which is not affected by the environmental protection and the shutdown, so if you want to find a stable supplier of goods, choose us please.
Q:We can give you an satisfied answer. We can provide free samples.
You just need to pay the carrier fee or express fee. We will reduce the express fee when we cooperate with each other.
Q:What is your payment terms? What is your prices? What is your terms of delivery?
We can accept TT, LC, DP, OA, PayPal, West Union, Money Gram etc. Price can be EXW, FOB, C&F, CFR, CNF, CIF etc. Terms of delivery can be by sea, by rail, by air, by express etc.
Q:Are you manufacturer or trader?
We are a professional manufacturer of HPMC, CMC-NA, MC, HEC. We have 2 factories. We have more than 10 years of production experience, and the product quality is guaranteed. We have more than 5 years of export experience, so pre-sales and after-sales are perfect. We always provide our customers with quality products at competitive prices.
Q:Why choose us?
As the original manufacturer, we have professional technology, so we can give you the best quality and price, you will get more profit through cooperation. We can customize the packing according to customer's requirement, and provide the best after-sales service. So please don't hesitate to contact us, any questions ,we will always been at your service.