甲醛 ≥37% 在水溶液中 stabilised, GR ACS, Reag. Ph. Eur. 分析试剂, Sigma-Aldrich®
供应商: Merck
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Danger
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Synonyms:
福尔马林
Stabilization:
Stabilised with methanol 10 %
M-Clarity™ quality level = MQ400
MERC1.04003.1000EA
0
CNY
MERC1.04003.1000
MERC1.04003.9025
MERC1.04003.5000
MERC1.04003.2500
甲醛 ≥37% 在水溶液中 stabilised, GR ACS, Reag. Ph. Eur. 分析试剂, Sigma-Aldrich®
甲醛
分子式:
CH₂O 分子量: 30,03 g/mol 存储条件: Ambient |
MDL编号:
MFCD00003274 CAS号: 50-00-0 UN号: 2209 ADR: 8,III |
产品技术规格
Assay (acidimetric) | 36.5 - 38.0 % |
Assay (iodometric) | 36.5 - 38.0 % |
Identity | passes test |
Color | ≤ 10 Hazen |
Appearance of solution | passes test |
Free acid (as HCOOH) | ≤ 0.025 % |
Density (20 °C) | 1.080 - 1.090 g/ml |
Chloride (Cl) | ≤ 0.0001 % |
Sulfate (SO₄) | ≤ 0.002 % |
Heavy metals (as Pb) | ≤ 0.0002 % |
Fe (Iron) | ≤ 0.0001 % |
Methanol (GC) | 9.0 - 11.0 % |
Sulfated ash | ≤ 0.002 % |
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