Merck
  • 16005
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16005

Sigma-Aldrich

パラホルムアルデヒド

meets analytical specification of DAC, 95.0-100.5%

Synonym(s):
p-ホルムアルデヒド, ポリオキシメチレン
Linear Formula:
HO(CH2O)nH
CAS Number:
Molecular Weight:
30.03 (as monomer)
MDL番号:
PubChem Substance ID:
NACRES:
NA.22

蒸気密度

1.03 (vs air)

品質水準

蒸気圧

<1.45 mmHg ( 25 °C)

Assay

95.0-100.5%

形状

pellets

自己発火温度

572 °F

品質

meets analytical specification of DAC

expl. lim.

73 %

technique(s)

NMR: suitable

不純物

residual solvents, in accordance
<0.1% sulfated ash
10 ppm heavy metals (as Pb)

mp

120-170 °C (lit.)

溶解性

water: insoluble

密度

0.88 g/mL at 25 °C (lit.)

適合性

in accordance for appearance of solution
suitable for acidity or alkalinity (complying)

保管温度

2-8°C

InChI

1S/CH2O/c1-2/h1H2

InChI key

WSFSSNUMVMOOMR-UHFFFAOYSA-N

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This Item
24-06308.18715P6148
Paraformaldehyde for synthesis

Sigma-Aldrich

8.18715

Paraformaldehyde

vapor density

1.03 (vs air)

vapor density

1.03 (vs air)

vapor density

-

vapor density

1.03 (vs air)

vapor pressure

<1.45 mmHg ( 25 °C)

vapor pressure

<1.45 mmHg ( 25 °C)

vapor pressure

1.93 hPa ( 25 °C)

vapor pressure

<1.45 mmHg ( 25 °C)

assay

95.0-100.5%

assay

≥90% (HCHO)

assay

≥95% (acidimetric)

assay

-

form

pellets

form

solid

form

solid

form

crystalline

autoignition temp.

572 °F

autoignition temp.

572 °F

autoignition temp.

300 °C

autoignition temp.

572 °F

expl. lim.

73 %

expl. lim.

73 %

expl. lim.

7-73 % (v/v)

expl. lim.

73 %

詳細

緩衝化ピクリン酸パラホルムアルデヒド固定液は、電子顕微鏡法および光学顕微鏡免疫細胞化学法での使用に適しています。

アプリケーション

パラホルムアルデヒドは、アミン修飾単層カーボンナノチューブの合成に必要なアゾメチンイリドの調製に使用されました。また、α-メチレンクロマン、α-メチレンキノリンおよびオルソ-キノンメチドの調製にも使用されました。

ピクトグラム

FlameCorrosionExclamation markHealth hazard

シグナルワード

Danger

危険有害性の分類

Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Carc. 1B - Eye Dam. 1 - Flam. Sol. 2 - Muta. 2 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

ターゲットの組織

Respiratory system

保管分類コード

4.1B - Flammable solid hazardous materials

WGK

WGK 2

引火点(°F)

Not applicable

引火点(℃)

Not applicable

個人用保護具 (PPE)

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

PDSCL

劇物

ISHL Indicated Name

名称等を表示すべき危険物及び有害物

ISHL Notified Names

名称等を通知すべき危険物及び有害物

JAN Code

16005-1KG-R:4.548173296654E12
16005-25KG-R:4.548173296661E12

Certificate of Analysis

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Certificate of Origin

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More Documents

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