甲醛溶液 [福尔马林]，Formaldehyde solution；ACS reagent, 37 wt. % in H2O, contains 10-15% Methanol as stabilizer (to prevent polymerization)

等级

ACS reagent

质量水平

200

蒸汽密度

1.03 (vs air)

蒸汽压

52 mmHg ( 37 °C)
52 mmHg ( 37 °C)

测定

36.5-38.0%

形式

liquid

自燃温度

572 °F

包含

10-15% Methanol as stabilizer (to prevent polymerization)

浓度

37 wt. % in H₂O

杂质

≤0.006 meq/g Titr. acid

灼烧残渣

≤0.005%

颜色

APHA: ≤10

折射率

n20/D 1.3765

密度

1.09 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤5 ppm
sulfate (SO₄^2-): ≤0.002%

痕量阳离子

Fe: ≤5 ppm
heavy metals: ≤5 ppm (by ICP-OES)

适用性

suitable for manufacturing use (Laboratory chemicals)

SMILES string

[H]C([H])=O

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

象形图

GHS02,GHS05,GHS06,GHS08

警示用语：

Danger

危险声明

H226 - H301 + H311 - H314 - H317 - H330 - H335 - H341 - H350 - H370

预防措施声明

P201 - P210 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

危险分类

Acute Tox. 2 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Carc. 1B - Eye Dam. 1 - Flam. Liq. 3 - Muta. 2 - Skin Corr. 1B - Skin Sens. 1 - STOT SE 1 - STOT SE 3

靶器官

Respiratory system

储存分类代码

3 - Flammable liquids

WGK

WGK 3

闪点(F)

132.8 °F - closed cup

闪点(C)

56 °C - closed cup