Merck
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1.00264

Supelco

甲酸98-100%

for analysis EMSURE® ACS,Reag. Ph Eur

别名:
甲酸
线性分子式:
HCOOH
CAS号:
分子量:
46.03
Beilstein:
1209246
MDL编号:
EC索引号:
200-579-1

质量水平

300

等级

ACS reagent

Agency

reag. Ph. Eur.

蒸汽密度

1.6 (vs air)

蒸汽压

44.8 mmHg ( 20 °C)

产品线

EMSURE®

测定

≥98% (alkalimetric)

形式

liquid

自燃温度

1004 °F

expl. lim.

12-38 % (v/v)
57 %

technique(s)

HPLC: suitable

杂质

≤500 ppm Acetic acid (CH3COOH)

蒸发残留物

≤10 ppm

颜色

APHA: ≤10

折射率

n20/D 1.370 (lit.)

pH值(酸碱度)

2.2 (20 °C, 10 g/L in H2O)

bp

100-101 °C (lit.)
101 °C/1013 hPa

mp

8.2-8.4 °C (lit.)

转变温度

flash point 49.5 °C

密度

1.22 g/mL at 25 °C (lit.)

痕量阴离子

chloride (Cl-): ≤5 ppm
sulfate (SO42-): ≤5 ppm
sulfite (SO32-): ≤10 ppm

痕量阳离子

Ag: ≤0.020 ppm
Al: ≤0.050 ppm
Ba: ≤0.050 ppm
Be: ≤0.020 ppm
Bi: ≤0.10 ppm
Ca: ≤0.20 ppm
Cd: ≤0.050 ppm
Co: ≤0.020 ppm
Cr: ≤0.050 ppm
Cu: ≤0.020 ppm
Fe: ≤2.0 ppm
Ge: ≤0.050 ppm
K: ≤0.10 ppm
Li: ≤0.020 ppm
Mg: ≤0.50 ppm
Mn: ≤0.050 ppm
Mo: ≤0.020 ppm
NH4+: ≤10 ppm
Na: ≤0.50 ppm
Ni: ≤0.050 ppm
Pb: ≤0.020 ppm
Sr: ≤0.020 ppm
Ti: ≤0.10 ppm
Tl: ≤0.050 ppm
V: ≤0.050 ppm
Zn: ≤0.050 ppm
Zr: ≤0.10 ppm
heavy metals (as Pb): ≤10 ppm

SMILES string

OC=O

储存温度

15-25°C

InChI

1S/CH2O2/c2-1-3/h1H,(H,2,3)

InChI key

BDAGIHXWWSANSR-UHFFFAOYSA-N

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相关类别

一般描述

分析级 EMSURE® ACS,Reag.Ph Eur

分析说明

含量(碱量滴定)≥ 98.0 %颜色≤ 10 色度酸度 (CH₃COOH)≤ 500 ppm氯化物 (Cl)≤ 5 ppm硫酸盐 (SO₄)≤ 5 ppm亚硫酸盐 (SO₃)≤ 10 ppm重金属(以 Pb 计)≤ 10 ppmAg(银)≤ 0.020 ppmAl(铝)≤ 0.050 ppmBa(钡)≤ 0.050 ppmBe(铍)≤ 0.020 ppmBi(铋)≤ 0.10 ppmCa(钙)≤ 0.20 ppmCd(镉)≤ 0.050 ppmCo(钴)≤ 0.020 ppmCr(铬)≤ 0.050 ppmCu(铜)≤ 0.020 ppmFe(铁)≤ 2.0 ppmGe(锗)≤ 0.050 ppmK (钾)≤ 0.10 ppmLi(锂)≤ 0.020 ppmMg(镁)≤ 0.50 ppmMn(锰)≤ 0.050 ppmMo(钼)≤ 0.020 ppmNH₄(铵)≤ 10 ppmNa(钠)≤ 0.50 ppmNi(镍)≤ 0.050 ppmPb(铅)≤ 0.020 ppmSr(锶)≤ 0.020 ppmTi(钛)≤ 0.10 ppmTl(铊)≤ 0.050 ppmV(钒)≤ 0.050 ppmZn(锌)≤ 0.050 ppmZr(锆)≤ 0.10 ppm蒸发残留物≤ 10 ppm稀释检验通过检验ACS, Ph Eur-Reagent
过期日期:见产品标签

法律信息

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

警示用语:

Danger

危险分类

Acute Tox. 3 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1A

补充剂危害

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(F)

121.1 °F - closed cup

闪点(C)

49.5 °C - closed cup

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