Mordantblack
Palatine Chrome Black 6BN
CAS: 2538-85-4
Molecular Formula: C20H13N2NaO5S
Mordantblack - Names and Identifiers
| Name | Palatine Chrome Black 6BN |
| Synonyms | Calcon CALCONE calcon(R) C.I. 15705 Zinchrome R Mordantblack Mordant Black 17 C.I. Mordant Black 17 Eriochrome blue-black R Mordant Black 17 (15705) Palatine Chrome Black 6BN C.I. Mordant Black 17, monosodium salt (8CI) 1(2-hydroxy-1-naphthylazo)2-*naphthol-4-sulfonic 1-(2-Hydroxy-1-naphthylazo)-2-naphthol-4-sulfonic acid zinc salt sodium 3-hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulphonate 3-Hydroxy-4-(2-hydroxy-1-naphthylazo)-1-naphthalenesulfonic acid, sodium salt sodium 3-hydroxy-4-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate sodium (4E)-4-[(2-hydroxynaphthalen-1-yl)hydrazono]-3-oxo-3,4-dihydronaphthalene-1-sulfonate |
| CAS | 2538-85-4 |
| EINECS | 219-810-2 |
| InChI | InChI=1/C20H14N2O5S.Na/c23-16-10-9-12-5-1-2-6-13(12)19(16)21-22-20-15-8-4-3-7-14(15)18(11-17(20)24)28(25,26)27;/h1-11,23-24H,(H,25,26,27);/q;+1/p-1 |
Mordantblack - Physico-chemical Properties
| Molecular Formula | C20H13N2NaO5S |
| Molar Mass | 416.38 |
| Water Solubility | 20 g/L (20℃) |
| Appearance | Form Powder, color Dark brown to black |
| PH | 9.4 (10g/l, H2O, 25℃) |
| Storage Condition | Store at +5°C to +30°C. |
| Stability | Stable. Incompatible with strong oxidizing agents. |
| Sensitive | Easily absorbing moisture |
| MDL | MFCD00004069 |
| Physical and Chemical Properties | Chemical properties purple-black powder. Soluble in water is jujube red, also soluble in fibrinolytic (glycol ether); slightly soluble in ethanol and acetone, insoluble in other organic solvents. It is blue in concentrated sulfuric acid, and it is diluted to form a linear reddish-brown precipitate; it is yellow in concentrated nitric acid; it is red in dilute sodium hydroxide. Its aqueous solution, adding hydrochloric acid to produce yellow-brown precipitate; adding concentrated sodium hydroxide solution turns purple-black. The solubility in water (80 ℃) is 50g/L. When dyeing, copper and iron light changes. |
| Use | Used as a complexing indicator for the determination of calcium, magnesium, cadmium, manganese, zinc, etc |
Mordantblack - Risk and Safety
| Hazard Symbols | Xi - Irritant |
| Risk Codes | R36/37/38 - Irritating to eyes, respiratory system and skin. |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S37/39 - Wear suitable gloves and eye/face protection |
| WGK Germany | 3 |
| RTECS | QK2200000 |
| HS Code | 29270000 |
Mordantblack - Upstream Downstream Industry
Mordantblack - Introduction
Soluble in water and alcohol, the aqueous solution is purple, adding hydrochloric acid to the aqueous solution has brown precipitate, the alcohol solution is blue-red, the concentrated nitric acid solution is yellow, the sodium hydroxide solution is jujube red, and the sulfuric acid solution is blue. Dilute with water to precipitate red precipitate. The maximum absorption wavelength is 570nm. It's irritating.
Last Update：2022-10-16 17:15:21
Mordantblack - Production method
This product is prepared by coupling 1,2,4-acid oxygen (1-amino -2-naphthol -4-sulfonic diazonium salt) with 2-naphthol, and then salting out, filtering, drying and other processing processes. The appearance of the product is black uniform powder, the color light is similar to the standard product (blue black), the strength is the standard product 100±3 (points), the water-soluble impurity content is less than or equal to 1%, the water content is less than or equal to 5%, the fineness (content of residue through 80 mesh sieve) is less than or equal to 5%, and the dyeing fastness on wool fabric is in line with the standard product (sunshine grade 6-7, the fading fastness of soaping, water soaking, perspiration and cooking is grade 4-5, carbonization and dry cleaning is grade 4-5, and dry rubbing is grade 4). Raw material consumption (kg/t)1,2,4-acid oxide 3652-naphthalic acid 220 zinc chloride 80 caustic soda 120 sulfuric acid 185 soda ash 165 ammonia water (20%) 80
Last Update：2024-04-10 22:29:15
Mordantblack - Nature
| solubility | 20g/l |
| color index | 15705 |
| Odor | Odorless |
| EPA chemical information | 1-Naphthalenesulfonic acid, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt (2538-85-4) |
Last Update：2024-04-10 22:29:15
Supplier List
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Product Name: Palatine Chrome Black 6BN Request for quotationCAS: 2538-85-4
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Product Name: Eriochrome blue black R Visit Supplier Webpage Request for quotationCAS: 2538-85-4
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Mobile: 18021002903
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Spot supply
Product Name: Palatine Chrome Black 6BN Request for quotationCAS: 2538-85-4
Tel: +86-17551318830
Email: r@reformchem.com
Mobile: +86-17551318830
QQ: 3787852685
Spot supply
Product Name: Eriochrome blue black R Visit Supplier Webpage Request for quotationCAS: 2538-85-4
Tel: 18301782025
Email: 3008007409@qq.com
Mobile: 18021002903
QQ: 3008007409
Wechat: 18301782025
View History
Raw Materials for Mordantblack
1-Amino-2-naphthol-4-sulfonic acid
2-DIAZO-1-NAPHTHOL-4-SULFONIC ACID HYDRATE
1-AMINO-2-NAPHTHOL-4-SULFONIC ACID
2-DIAZO-1-NAPHTHOL-4-SULFONIC ACID HYDRATE
1-AMINO-2-NAPHTHOL-4-SULFONIC ACID
Downstream Products for Mordantblack