Sodium Hydrosulphide Flakes 70% For Leather Tanning
US $300.00-$500.00
Гидросульфид натрия 70% для кожевенного/горного хозяйства/текстиля
- Категории: Sulfide >>>
- Поставщик: Dalian,Honglu,Chemical,Co.,Ltd
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Описание и отзывы
Характеристики
Specification
Appearance | Grade | Iron content | NaHS content | Na2S content |
Solid / sheet | Superior product | Fe:15ppm max | ≥70% | ＜3.0% |
Solid / sheet | First Grade | Fe:20ppm max | ≥70% | ＜3.0% |
Solid / sheet | Qualified products | Fe:30ppm max | ≥70% | ＜3.0% |
Product Description
Product name | Sodium hydrosulfide | CAS registration number | 16721-80-5 |
Another name | NaHS | EMS No. : | F-A, S-B |
Chemical category | Inorganic sodium salt | UN number | UN2949 |
Store | Sealed dry storage | Hazard category | Class 8 corrosive products |
EINECS registration number | 240-778-0 | Packing category | II |
Sodium hydrosulfide is a white to colorless cubic crystal with hydrogen sulfide smell; Industrial products are generally solutions, orange or yellow. Deliquescent. Hydrogen sulfide is released by decomposition at the melting point. Soluble in water and alcohol
Application
1.Auxiliaries used in the dye industry for the synthesis of organic intermediates and the preparation of sulfide dyes
2.The leather industry is used for unhairing and tanning of raw hides.
3.Chemical fertilizer industry is used to remove monomer sulfur from activated carbon desulfurizer
4.The mining industry is widely used in copper ore dressing
5.Sulphurous acid dyeing in the production of man-made fibers
6.Raw materials for manufacturing ammonium sulfide and pesticide ethyl mercaptan semi-finished products
7.Waste water treatment.
About us
ABOUT US
1.The annual output of the product is large, and it can produce 2000 tons per year, which is used in many industries
2.We will carefully record each customer's suggestions after use, and constantly improve the products to ensure that each customer can get high-quality and low-cost products
3.We will provide the best transportation service. Since this product is not an ordinary chemical, we need an experienced and professional team to do a good job in this service
FAQ
1) Can you print our logo on the product?
Just send us your logo design.
2) Do you accept small orders?
Yes, we can accept small orders to grow with you
3) Is the price the cheapest price? Competitive?
We always adhere to the principle of small profits and quick turnover, and put the interests of customers first. The price can be negotiated under different conditions. We guarantee that you can get the most competitive price.
4) Do you provide free samples?
Free samples. When you receive the samples, if you think it's OK, I hope you can give us a 5-star praise
5) Can you deliver the goods on time?
Of course, if we can't deliver the goods on time, we won't accept your payment
6) What are your terms of payment? Is there a third party payment?
We usually accept T / T, Alibaba Trade Insurance, Western Union and L / C.
7) May I visit your company and factory in China?
Of course, you are very welcome to visit. We have offices in Dalian and Shijiazhuang. It only takes about 3 hours to drive from Shijiazhuang to the capital Beijing
8) How can I place an order?
You can place your order in Alibaba or contact our sales staff to place your order
Just send us your logo design.
2) Do you accept small orders?
Yes, we can accept small orders to grow with you
3) Is the price the cheapest price? Competitive?
We always adhere to the principle of small profits and quick turnover, and put the interests of customers first. The price can be negotiated under different conditions. We guarantee that you can get the most competitive price.
4) Do you provide free samples?
Free samples. When you receive the samples, if you think it's OK, I hope you can give us a 5-star praise
5) Can you deliver the goods on time?
Of course, if we can't deliver the goods on time, we won't accept your payment
6) What are your terms of payment? Is there a third party payment?
We usually accept T / T, Alibaba Trade Insurance, Western Union and L / C.
7) May I visit your company and factory in China?
Of course, you are very welcome to visit. We have offices in Dalian and Shijiazhuang. It only takes about 3 hours to drive from Shijiazhuang to the capital Beijing
8) How can I place an order?
You can place your order in Alibaba or contact our sales staff to place your order
Contact Us
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Новинки - Розница
