甲醛溶液 [福尔马林]，Formaldehyde solution；for molecular biology, BioReagent, ≥36.0% in H2O (T)

等级

for molecular biology

质量水平

100

蒸汽密度

1.03 (vs air)

蒸汽压

52 mmHg ( 37 °C)

产品线

BioReagent

测定

36.0-38.0% (aldehyde method)

形式

liquid

自燃温度

572 °F

包含

~10% methanol as stabilizer

浓度

≥36.0% in H₂O (T)

technique(s)

electrophoresis: suitable

杂质

≤0.03% free acid (as HCOOH)

灼烧残渣

≤0.05% (as SO₄)

pH值（酸碱度）

2.8-4.0

密度

1.09 g/mL at 20 °C
1.09 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl^-): ≤10 mg/kg
sulfate (SO₄^2-): ≤20 mg/kg

痕量阳离子

Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤20 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Na: ≤100 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Zn: ≤1 mg/mL

λ

2 M in H₂O

紫外吸收

λ: 260 nm A_max: 0.01
λ: 280 nm A_max: 0.01

适用性

in accordance for electrophoresis of RNA in agarose gels

储存温度

room temp

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)

133.0 °F - closed cup

闪点(C)

56.11 °C - closed cup

个人防护装备

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter