Merck 102403 Potassium dichromate volumetric standard, secondary reference material for redox titration, traceable to NIST SRM Certipur® Reag. USP 80 gr
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Stok Kodu
LB.M.1024030080
Kısa Bilgi
Potassium dichromate volumetric standard, secondary reference material for redox titration, traceable to NIST SRM Certipur® Reag. USP. Potassium dichromate CAS No. 7778-50-9, EC Number 231-906-6.
Bilgi
CAS Number: 7778-50-9
Product Information | |
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CAS number | 7778-50-9 |
EC index number | 024-002-00-6 |
EC number | 231-906-6 |
Grade | Reag. USP |
Hill Formula | Cr₂K₂O₇ |
Chemical formula | K₂Cr₂O₇ |
Molar Mass | 294.19 g/mol |
HS Code | 2841 50 00 |
Quality Level | MQ300 |
Physicochemical Information | |
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Boiling point | >500 °C (1013 hPa) |
Density | 2.680 g/cm3 (20 °C) |
Melting Point | 390 °C |
pH value | 3.5 - 5.0 (29.4 g/l, H₂O, 25 °C) |
Bulk density | 1250 kg/m3 |
Solubility | 115 g/l |
Toxicological Information | |
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LD 50 oral | LD50 Rat 90.5 mg/kg |
LD 50 dermal | LD50 Rat 1170 mg/kg |
Safety Information | |
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Categories of danger | carcinogenic, mutagenic, toxic for reproduction, oxidizing, very toxic, corrosive, sensitizing, dangerous for the environment |
Storage and Shipping Information | |
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Storage | Store at +15°C to +25°C. |
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