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Basic Info.
Product Description
Sulfur Black BR Strength 100 ~ 240% dyes for cotton , viscose , leather , paper
Product Name: Sulfur black BR 100~240%, Sulphur black BR , Sulphur Black 1
Molecular formula: C6H4N2O5
Quality standard: GB/T25808-2010
CAS No.:1326-82-5
Application: Sulfur black is a common dye for black dyeing of cotton, hemp, viscose fibers and their fabrics .The dye uptake and levelness are good. Sulphur black dyes have good dyeing strength and light fastness. It is also used for dyeing leather and paper.
Specification:
| Product name | Sulphur black BR |
| Quality standard | GB/T25808-2010 |
| Appearance | Flashing black flakes or granules |
| Strength | 100~240% according to customer request |
| Moisture content | Max 6% |
| Insoluble substance in sodium sulfide | Max 0.5% |
Fastness on Cotton fabric:
| Fastness | Grade |
| Light fastness(Xenon Arc, 8%owf) | 6 |
| Washing fastness(95ºC) | 3(fading); 3~4(cotton staining); 4~5(viscose staining) |
| Water fastness | 4(fading);4~5(cotton staining); 4~5(wool staining) |
| Perspiration fastness(alkaline) | 4(fading);4~5(cotton staining); 4~5(wool staining) |
| Perspiration fastness(acid) | 4(fading);4~5(cotton staining); 4~5(wool staining) |
| Iron fastness(200°C after 4h fading) | 4 grade |
| Rubbing fastness | 2~3(dry); 1~2(wet) |
Storage: It shall be stored in a cool, dry and ventilated place to prevent moisture and heat. The shelf life is one year.
Plant Profile:
Our sulfur dye plant was established in 2003. The capacity of sulfur black dyes is 30000 tons of solid type and 30000 tons of liquid type per year. Our main products are solid sulphur dyes and liquid sulfur dyes, sodium thiosulfate, sodium sulfide, etc. Over the past 18 years, with strong technical strength, high-quality and mature dye products and perfect service system, we have achieved rapid development. The products sell well in local market and are exported to more than 10 countries such as Asia and Europe,America etc. Its product technical indicators have been fully affirmed and highly praised by customers at home and abroad.
ZHANJIU (SHANGHA) INDUSTRIAL CO, LTD is a professional supplier of fine chemicals for many industry fields, specializing for chemicals widely used in textile printing & dyeing, leather processing.water treatment, food & feed additives, pharmaceuticals and other areas.We have own cooperated factories for sodium percarbonate, sodium hydrosulfite, surfactant, sulphur dyes and textile auxiliariesetc.Our cooperated factory for sodium hydrosulfite has capacity of 100,000 metric tons per year, wealso produce sodium metabisulfite and sodium formate etc.Our factory has internationally advanced production equipment and production technology.Comprehensively utilizes the by-products in the production process, and fully advocates circulareconomy and cleaner production.
Our manufacture base for Sulphur dyes is located in East China and founded in 2003. The main products are solid and liquid sulphur dyes, sodium thiosulfate, sodium sulfide, etc. Our capacity for sulphur dyes is 30000 tons of solid and 30000 tons of liquid every year.
Our cooperated factory for sodium percarbonate has capacity of 100,000 metric tons per year and we already exported more than 50 countries. The main application of sodium percarbonate is indetergent and aquaculture industries, For aquaculture, we can supply granular uncoated type and tablet type. It is Class 5.1 dangerous chemicals and we have very good professional experiences for exporting this product.
https://zhanjiuindustry.en.made-in-china.com/company-ZHANJIU-SHANGHAI-INDUSTRIAL-CO-LTD.html
1) Do you accept small orders ?
Yes, we can do it. Pls contact us for order details.
2) How about the price? Can you make it cheaper ?
Price is negotiable under different conditions, we are assuring you to get the most competitive price.
3) Do you offer free samples ?
Yes, we could offer the sample for free charge but do not pay the cost of freight.
4) What are your payment terms ?
We usually accept T/T, L/C or other terms for negotiating.
5) Can I visit your factory in China ?
Yes, you are welcomed to visit our factory.
6) How Can I place an order ?
Kindly pls chat with us directly, or you could just send us inquiry, we will arrange your order accordingly after all details is finalized.