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 % |