| CAS No.: | 3520-42-1 |
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| Formula: | C27h29n2na07s2 |
| EINECS: | 45100 |
| Colour: | Red |
| Appearance: | Powder |
| Usage: | Leather, Textile, Paper, Paint, Food, Plastic, Ink |
| Samples: |
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| Customization: |
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Audited Supplier Acid Red 52
TRADE NAME:
ACID RHODAMINE B
ACID RIOSE B
Molecular Formula: C27H29N2Na07S2
Molecular Weight: 580.65
Shade: Bright blue light pink
CAS NO: 3520-42-1
CI.NO: 45100
Use condition:
1. Acid Red 52(Acid Rhodamine B) Mainly used for dyeing wool, silk and nylon. t can be used for printing wool and silk fabrics as well as leather dyeing.
2. Wool dyeing is carried out in a strong acid bath, and the pH value of the dyeing solution is adjusted to 2-4.The addition of Jiayuanming powder as a retarding agent can improve the leveling property. The highest dyeing temperature is 90-100ºC; silk and nylon dyeing can be. it is carried out in an acetic acid or for-mic acid bath.When the wool is dyed in the same bath as the various fibers, the apparent color depth of the silk and nylon is similar to that of the wool, and the cellulose fibers are not stained.
3. Acid Rhodamine B dyed products are fluorescent bright red, very delicate, but the light fastness is only 2-3.which is sensitive to water stains, so it is only suitable for the dyeing of textiles with bright color and low fastness..
4. Acid rose B and acid Yellow 2G can produce bright red, and have fluorescence, which is brighter than the red color dyed with acid red G and acid yellow 2G. it is generally not suitable for color matching with acid yellow 2GUse with other acid dyes, otherwise it will cause uneven coloring.
Application:
Mainly used for wool, silk and polyamide fiber dyeing, also can be used for wool and a variety of fabric dyeing still can be in wool and silk fabric printing directly, also can used for leather dyeing.
| Test Methods | AATCC | ISO | |
| fiber | wool | wool | |
| Alkali resistance | 3~4 | 4 | |
| Carbonization | 5 | 4 | |
| Chlorination discoloration | - | 2~3 | |
| Oxygen bleaching | 1 | 1 | |
| Alkali fluff | discolor | 1 | 1 |
| Staining | 1 | 1 | |
| Acid fluff | discolor | - | 2~3 |
| Staining | - | 1 | |
| potting | discolor | - | 1 |
| Staining | - | 1 | |
| soaping | discolor | 1~2 | 1 |
| Staining | 1~2 | 2 | |
| Perspiration | 1 | 2~3 | |
| Sun exposure | 5 | 4 | |
HANGHZOU EMPEROR CHEMICAL CO,,LTD, was founded in 1998, located in Zhejiang province, Hangzhou city, is a world famous supplier of pigments and dyes, mainly producing and selling solvent dyes, direct dyes, basic dyes,acid dyes and other products, Based on the development and promotion of the chemical industry. 0urcompany is a diversified supplier integrating production, sales and trade. Products sell well at home and abroad especially in "One Belt, One Road" friendly countries. Our dyes are widely used in various fields such as textiles.leather, paper making, cotton, wood, chemical fertilizers and seeds. The company's integrity, strength and product quality recognized by the industry. Friends from all walks of life are welcome to visit, guide and negotiate business.
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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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Q7. How can you ensure the quality to us? |
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A: 1. Quality is the foundation of our company,we have been engaging in this field for more than 20 years. Superior quality brings us the benefits and gives us the vitality.
2. The bulk production is the same quality as the confirmed sample we provide to you for testing before the order.
3.If you still have doubt, you can request the third part company, such as SGS, to inspect and test the bulk cargo before shipment (you should bear the inspection expense).
If you want to konw more details,Please contact with me. |
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