| CAS No.: | 10190-68-8 |
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| Formula: | C25h20n4na2o9s3 |
| Colour: | Yellow |
| Appearance: | Powder |
| Usage: | Leather, Textile |
| Application Material: | Silk, Wool, Polyamide Fiber |
| Samples: |
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Audited Supplier Product Name: Direct Yellow 27
C.I. No.: 13950
CAS No.: 10190-68-8
Molecular Formula: C25H20N4Na2O9S3
Molecular Weight: 662.63
Relative Name:
Direct Fast Yellow 5GL,Direct Fast Brilliant Yellow 5G,Direct Fast Brilliant Yellow 5GL,Direct Brilliant Yellow 5GL,Direct Brilliant Yellow L-4G
Shade: colourful green light yellow. Yellow powder.
| Direct Yellow 27 | |
| Solubility at 90 C | 50g/l |
| Insolubles % | 0.15 |
| Light Fastness | 5 |
| Washing Fatness | 2 |
| Perspiration | 3 |
| Soap Fading | 1-2 |
Direct yellow 27 Properties and Applications:
Soluble in water for lemon yellow, also soluble in soluble fiber element, soluble in ethanol, slightly soluble in benzene and carbon tetrachloride for orange, insoluble in other organic solvents. The strong sulfuric acid dyes for goldenbrown, diluted becomes shallow; In nitric acid solution for colourful yellow; In strong hydrochloric acid partly dissolved for the golden light orange. The dye solution to join strong hydrochloric acid has golden precipitation; Add thick sodium hydroxide solution with gold orange precipitation. Water-soluble is poorer. Copper ions in dyeing color shade basic unchanged, encounter iron ion colored light tiny have change (4 ~ 5 level), classification of A class SDC. Cotton and viscose neutral white are level 2, white alkaline are 4 levels.
Used for cotton and glue dyeing and printing. Can also be used for silk, wool, polyamide fiber and its blended fabric dyeing, also used in leather and pulp color.
Package, 25KG/DRUM, CARTON BOX, BAG
HANGHZOU EMPEROR CHEMICAL CO, , Ltd Is engaged in dyestuff
Research and development and production of high-tech enterprises.
Our Company was established in 1998, located in Zhejiang province,
Hangzhou city, Our dyestuff is widely use on different applications such as painting, leather, paper, cotton, wood, fertilizer, seed and so on.
In 2000, Our Brand "Enoch® " was born, with years of service
Quality improvement and technical innovation, Today "Enoch ® "have been reputed for both domestic and international market.
EMPEROR, is committed to provide complete customer satisfaction when it comes to the quality, performance, timely delivery and prices of products. We believe Quality is the life of EMPEROR, We′ve addressed certain critical measurements to assure quality and performance, such as viscosity, surface tension, pH, conductivity, color, and purity, light fastness in order to control as many variables as possible and produce best product possible.
OUR MISSION is to lead the industry in creating value for our customers through dedication on standards, quality, productivity and customer satisfaction.
OUR VISION is EMPEROR aims to be best dyestuff producer in the chemical industry.
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FAQ: WHAT YOU CARE |
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Q1. How can I get the samples for testing? |
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A: 1.We can provide a certain quantity of free samples. Please give the specific CAS or CI NO. of the product and we will give you the sample based on our standard. 2.You can send your samples to our office and we will send back the copy samples for you. It's a more efficient way. |
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Q2. How can I get the price of needed products? |
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A: 1.Please give the exactly CAS or CI Number, quantity, packing, destination port or specs requirements. We can according to your exact requirements to give you the price. 2.You can send us a sample, we can according to your sample give you a counter sample and price. |
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Q3. I don't know whether your product can be available, how can I order this from you? |
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A: It's the best way if you can send us a sample, so we can according to your samples give you a counter sample for checking the quality. Also we will quote a price for you to check the cost. After confirming all of this, you can contact our sales for an order. |
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Q4. I am a small wholesaler, do you accept small order? |
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A: It's no problem if you are a small wholesale, we would like to grow up with you together. |
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Q5. How to use the product? |
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A: We are pleased to be requested the application methods from you and we will use words and videos to tell how to use. We also have application engineers can provide onsite service for you customers. |
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Q6. Can you make OEM service of your products? |
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A: Yes. We can accept OEM service. Also we have provided OEM service to lots of big and famous companies in the order. |
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