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LC3851 Methyl orange (C.I. 13025)indicator ACS,Reag. Ph Eur |
| Order number | Packaging | Quantity | Price € |
| AC30851 | Glass bottle | 25 g | 23.4 |
| AC30851 | Glass bottle | 100 g | 38.25 |
| AC30851 | Metal can | 1 kg | 262.8 |
| Product information | |
| Grade | ACS,Reag. Ph Eur |
| Synonyms | 4-Dimethylaminoazobenzene-4′-sulfonic acid sodium salt, Gold orange, Helianthine, Orange III |
| Hill Formula | C14H14N3NaO3S |
| HS Code | 2927 00 00 |
| EC number | 208-925-3 |
| Molar mass | 327.34 g/mol |
| CAS number | 547-58-0 |
| Chemical and physical data | |
| Solubility | 5 g/l (20 °C) |
| Melting point | >300 °C |
| Molar mass | 327.34 g/mol |
| Bulk density | 200 – 400 kg/m3 |
| pH value | 6.5 (5 g/l, H2O, 20 °C) |
| Safety information according to GHS | |
| Hazard Statement(s) | H301: Toxic if swallowed. |
| Signal Word | Danger |
| Hazard Pictogram(s) |  |
| Storage class | Combustible substances, toxic |
| 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). |
| Safety information | |
| R Phrase | R 25 Toxic if swallowed. |
| S Phrase | S 37-45 Wear suitable gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| Categories of danger | toxic |
| Hazard Symbol |  Toxic |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(METHYL ORANGE), 6.1, III |
| Declaration (transport by air) IATA-DGR | UN 2811 TOXIC SOLID, ORGANIC, N.O.S.(METHYL ORANGE), 6.1, III |
| Toxicological data | |
| LD 50 oral | LD50 rat 60 mg/kg |
| Specifications | |
| Transition range | pH 3.1 – pH 4.4 pink – orange yellow |
| Appearance of solution | passes test |
| Loss on drying (110 °C) | ≤ 5 % |
| Transition range – according to ACS |
passes test |
| Sensitivity test | passes test |
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Disposal