159270.0100
METHYLENE BLUE Reag PH Eur
| Ürün bilgisi |
| Grade |
Reag. Ph Eur |
| Synonyms |
Methylthioninium chloride, 3,7-Bis(dimethylamino)phenothiazinium chloride, Tetramethylthionine chloride |
| Hill Formula |
C16H18ClN3S * x H2O |
| Chemical formula |
C16H18ClN3S * x H2O (x=2-3) |
| HS Code |
3204 13 00 |
| EC number |
200-515-2 |
| Molar mass |
319.86 g/mol (anhydrous) |
| Kimyasal ve fiziksel veri |
| Solubility |
50 g/l (20 °C) |
| Melting point |
ca.180 °C (decomposition) |
| Molar mass |
319.86 g/mol (anhydrous) |
| Bulk density |
400 - 600 kg/m3 |
| pH value |
3 (10 g/l, H2O, 20 °C) |
| GHS'e göre güvenlik bilgisi |
| Hazard Statement(s) |
H302: Harmful if swallowed. |
| Signal Word |
Warning |
| Hazard Pictogram(s) |
|
| Storage class |
10 - 13 Other liquids and solids |
| WGK |
WGK 2 water endangering |
| Disposal |
3
Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Güvenlik bilgisi |
| R Phrase |
R 22
Harmful if swallowed. |
| Categories of danger |
harmful |
| Hazard Symbol |
Harmful |
| Toksikolojik veri |
| LD 50 oral |
LD50 rat 1180 mg/kg |
| Spesifikasyonlar |
| Appearance |
Dark green powder, eventually with granular and bright parts. |
| Identity (UV/VIS-Spectrum) |
passes test |
| Absorption maximum λ max (ethanol 50 %) |
660 - 665 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %) |
2250 - 2750 |
| Absorption ratio (635 nm / 665 nm; 0.003 g/l; ethanol 50 %) |
0.56 - 0.62 |
| Sulfated ash (600 °C) |
≤ 1.0 % |
| Loss on drying (105 °C, 18 h) |
10 - 15 % |