Chromotropic acid disodium salt dihydrate 98%
Supplier: Thermo Scientific Chemicals
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Warning
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15519-0250
15519-1000
15519-5000
TS15519-0250EA
86
USD
TS15519-0250
TS15519-1000
TS15519-5000
Chromotropic acid disodium salt dihydrate 98%
Chromotropic acid disodium salt dihydrate
Formula:
(HO)₂C₁₀H₄(SO₃Na)₂·2H₂O Melting Pt: >300 °C Storage Temperature: Ambient |
MDL Number:
MFCD00150612 CAS Number: 5808-22-0 EINECS: 204-972-9 Merck Index: 13,02261 |
Specification Test Results
Appearance | Off-white to beige to grey to light brown Powder |
Infrared spectrum | Conforms |
Titration with NaOH | ≥97.5 % |
Suitability | (for det. of NO3 and HCHO) Passes test |
Insoluble matter | ≤0.02 % (in water) |
Residue after ignition | ≤0.2 % |
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