ACID RED 88
- CAS NO.：1658-56-6
- Empirical Formula: C20H13N2NaO4S
- Molecular Weight: 400.38
- MDL number: MFCD00004070
- EINECS: 216-760-3
- SAFETY DATA SHEET (SDS)
- Update Date: 2025-12-17 09:49:44
What is ACID RED 88?
Chemical properties
Dark red to maroon powder
The Uses of ACID RED 88
Acid red 88 is an anionic dye with potentially useful photocatalytic research applications.
Preparation
4-Aminonaphthalene-1-sulfonic acid diazo, and Naphthalen-2-ol coupling.
Flammability and Explosibility
Not classified
Properties and Applications
red. Deep red powder. Slightly soluble in acetone, soluble in ethanol, water and soluble fiber element (red). Meet strong sulfuric acid is blue purple, diluted was yellow brown precipitation; Meet nitric acid slightly soluble (red light yellow); Sodium hydroxide solution in a rare red brown, dark and precipitation. In dyeing copper and iron ion colour and lustre is dark. Discharge the gender is good. Also suitable for leather shading.
| Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater | |||
| Fading | Stain | Fading | Stain | Fading | Stain | |||
| ISO | 2-3 | 1 | 1 | 3 | 1 | 1 | 3 | 1 |
| AATCC | 4 | 1 | 1 | 3 | 1 | 1 | 2 | 2 |
Properties of ACID RED 88
| Melting point: | 280 °C |
| Density | 1.508[at 20℃] |
| solubility | DMSO (Slightly), Methanol (Slightly) |
| form | powder to crystal |
| Colour Index | 15620 |
| color | Yellow to Amber to Dark red |
| Water Solubility | 1.5g/L at 20℃ |
| EPA Substance Registry System | C.I. Acid Red 88, monosodium salt (1658-56-6) |
Safety information for ACID RED 88
| Signal word | Danger |
| Pictogram(s) |
 Flame Flammables GHS02  Corrosion Corrosives GHS05 |
| GHS Hazard Statements |
H226:Flammable liquids H314:Skin corrosion/irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P233:Keep container tightly closed. P240:Ground/bond container and receiving equipment. P241:Use explosion-proof electrical/ventilating/lighting/…/equipment. P242:Use only non-sparking tools. P243:Take precautionary measures against static discharge. P264:Wash hands thoroughly after handling. P264:Wash skin thouroughly after handling. P280:Wear protective gloves/protective clothing/eye protection/face protection. P363:Wash contaminated clothing before reuse. P301+P330+P331:IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. P303+P361+P353:IF ON SKIN (or hair): Remove/Take off Immediately all contaminated clothing. Rinse SKIN with water/shower. P370+P378:In case of fire: Use … for extinction. P405:Store locked up. P403+P235:Store in a well-ventilated place. Keep cool. |
Computed Descriptors for ACID RED 88
ACID RED 88 manufacturer
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