115940
Crystal violet (C.I. 42555)
for microscopy Certistain®
For general questions please contact our Customer Service:
Merck KGaA
Frankfurter Str. 250
64293 Darmstadt
Germany
Phone: +49 6151 72-0
Fax: +49 6151 72 2000
29 May 2012
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| Product information | |||
|---|---|---|---|
| Synonyms | Hexamethylenepararosaniline chloride, Gentian violet (C.I. 42555), Hexamethyl-p-rosanilinium, Methyl violet 10 B | ||
| Hill Formula | C25H30ClN3 | ||
| HS Code | 3204 13 00 | ||
| EC number | 208-953-6 | ||
| Molar mass | 407.99 g/mol | ||
| EC index number | 612-204-00-2 | ||
| CAS number | 548-62-9 | ||
| Chemical and physical data | |||
|---|---|---|---|
| Solubility | 10 g/l (20 °C) | ||
| Melting point | 189 - 194 °C | ||
| Molar mass | 407.99 g/mol | ||
| Density | 1.19 g/cm3 (20 °C) | ||
| Bulk density | 220 - 400 kg/m3 | ||
| pH value | 2.5 - 3.5 (10 g/l, H2O, 20 °C) | ||
| Safety information according to GHS | |||
|---|---|---|---|
| Hazard Statement(s) |
H351: Suspected of causing cancer. H302: Harmful if swallowed. H318: Causes serious eye damage. H410: Very toxic to aquatic life with long lasting effects. |
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| Precautionary Statement(s) |
P273: Avoid release to the environment. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P313: IF exposed or concerned: Get medical advice/ attention. |
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| Signal Word | Danger | ||
| Hazard Pictogram(s) |
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| RTECS | BO9000000 | ||
| Storage class | 10 - 13 Other liquids and solids | ||
| WGK | WGK 3 highly water endangering | ||
| Disposal |
9 Carcinogenic compounds and flammable compounds labelled "Highly toxic" or "Toxic": container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535). |
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| Safety information | |||
|---|---|---|---|
| R Phrase |
R 22-40-41-50/53 Harmful if swallowed.Limited evidence of a carcinogenic effect.Risk of serious damage to eyes.Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. |
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| S Phrase |
S 26-36/37/39-46-60-61 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.If swallowed, seek medical advice immediately and show this container or label.This material and its container must be disposed of as hazardous waste.Avoid release to the environment. Refer to special instructions/ Safety data sheets. |
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| Categories of danger | harmful, carcinogenic, irritant, dangerous for the environment | ||
| Hazard Symbol |
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| Transport information | |||
|---|---|---|---|
| Declaration (railroad and road) ADR, RID | UN 3077 Umweltgefährdender Stoff, fest, n.a.g.(ENTH. HEXAMETHYLENPARAROSANILINCHLORID), 9, III | ||
| Declaration (transport by sea) IMDG-Code | UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.(CONT. HEXAMETHYLENE PARAROSANILIN CHLORIDE), 9, III, Marine Pollutant: P | ||
| Declaration (transport by air) IATA-DGR | UN 3077 ENVIRONMENTALLY HAZARDOUS SUBSTANCE, SOLID, N.O.S.(CONT. HEXAMETHYLENE PARAROSANILIN CHLORIDE), 9, III | ||
| Toxicological data | |||
|---|---|---|---|
| LD 50 oral | LD50 rat 420 mg/kg | ||
