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252549

甲醛溶液

Name: 甲醛 溶液
Brand: SIAL

37 wt. % in H₂O, solution, ACS reagent grade,contains 10-15% methanol as stabilizer (to prevent polymerization)

别名:

福尔马林

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关于此项目

线性分子式:

HCHO

化学文摘社编号:

50-00-0

分子量:

30.03

NACRES:

NA.21

PubChem Substance ID:

24855218

UNSPSC Code:

12352114

MDL number:

MFCD00003274

Beilstein/REAXYS Number:

1209228

Form:

liquid

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产品名称

甲醛溶液, ACS reagent, 37 wt. % in H₂O, contains 10-15% Methanol as stabilizer (to prevent polymerization)

grade

ACS reagent

Quality Level

200

vapor density

1.03 (vs air)

vapor pressure

52 mmHg ( 37 °C)

form

liquid

autoignition temp.

572 °F

contains

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

concentration

36.5-38.0%, 37 wt. % in H₂O

impurities

≤0.006 meq/g Titr. acid

ign. residue

≤0.005%

color

APHA: ≤10

refractive index

n20/D 1.3765

solubility

water: soluble

density

1.09 g/mL at 25 °C (lit.)

anion traces

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

cation traces

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

suitability

suitable for manufacturing use (Laboratory chemicals)

SMILES string

[H]C([H])=O

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

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General description

甲醇（福尔马林）是通过对甲醇的氧化而生成的。它由37％的甲醛以及如甲醇、少量甲酸、醛和酮等杂质组成。它可用作RNA的甲醛-琼脂糖凝胶电泳中的变性剂。

Application

甲醛溶液已用于ChIP（染色体免疫沉淀）检测中的细胞交联/固定。它已用于成像前的细胞固定。

甲醛溶液已被用作固定剂以在免疫荧光成像中固定细胞和在染色质免疫沉淀（ChIP）检测中交联细胞。

Physical form

该产品是甲醛气体按37%的重量溶于中的溶液。

pictograms

GHS02,GHS06,GHS08,GHS05

signalword

Danger

hcodes

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

pcodes

P202 - P210 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Hazard Classifications

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

target_organs

Eyes,Central nervous system, Respiratory system

存储类别

3 - Flammable liquids

wgk

WGK 3

flash_point_f

132.8 °F - closed cup

flash_point_c

56 °C - closed cup

法规信息

危险化学品

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全球贸易项目编号

货号	GTIN
252549-25ML	04061837886256
252549-4X2.5L	04061837886287
252549-2.5L	04061837889943
252549-4L	04061837886263
252549-6X1L	04061837886317
252549-1L	04061837886249
252549-4X100ML	04061837886270
252549-6X500ML	04061825973449
252549-100ML	04061837886225
252549-500ML	04061837886294

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