变色酸 98%
供应商: Thermo Fisher Scientific
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Warning
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Synonyms:
1,8-二羟基萘-3,6-二磺酸, 4,5-二羟基萘-2,7-二磺酸
155190250
155191000
ACRO155190250EA
0
CNY
ACRO155190250
ACRO155191000
变色酸 98%
变色酸
分子式:
(HO)₂C₁₀H₄(SO₃Na)₂·2H₂O 分子量: 400.29 g/mol 溶点: >300 °C 存储条件: Ambient |
MDL编号:
MFCD00150612 CAS号: 5808-22-0 EINECS: 204-972-9 Merck Index: 13,02261 |
产品技术规格
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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