甲酰胺

HCONH₂

45.04

505995

MFCD00007941

200-842-0

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

甲酰胺可使核酸双螺旋不稳定，通常可以 50% 的浓度，用于需要较低杂交温度的杂交实验。

Assay (N; Kjeldahl): ≥ 99.2 %
Identity (IR): passes test
Appearance: Clear, colorless liquid.
Colour (APHA): ≤ 10 APHA
Density (d 20 °C/ 4 °C): 1.132 - 1.135
Solidification point: 2.0 - 3.0 °C
Boiling point (2 kPa): about 103
Chloride (Cl): ≤ 1 ppm
Cd (Cadmium): ≤ 1 ppm
Cu (Copper): ≤ 1 ppm
Fe (Iron): ≤ 1 ppm
Pb (Lead): ≤ 1 ppm
Zn (Zinc): ≤ 1 ppm
Formic acid: ≤ 0.02 %
Ammonium Formate: ≤ 0.1 %
Sulfated ash (600 °C): ≤ 0.005 %
Water (according to Karl Fischer): ≤ 0.1 %

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

300

1.55 (vs air)

0.08 mmHg ( 20 ℃)
30 mmHg ( 129 ℃)

≥99.2% (N)

liquid

932 °F

5325 mg/kg LD₅₀, oral (Rat)
17000 mg/kg LD₅₀, skin (Rabbit)

2.7-19.0 % (v/v)

hybridization: suitable

≤1 ppm Cd (Cadmium)
≤1 ppm Chloride (Cl)
≤1 ppm Cu (Copper)

clear
APHA: ≤10

n20/D 1.447 (lit.)

8-10 (20 ℃, 200 g/L in H₂O)

210 ℃ (lit.)

2-3 ℃ (lit.)

flash point 175 ℃

1.134 g/mL at 25 ℃ (lit.)

15-25℃

NC=O

1S/CH3NO/c2-1-3/h1H,(H2,2,3)

ZHNUHDYFZUAESO-UHFFFAOYSA-N

GHS08

Danger

H351 - H360D - H373

P201 - P202 - P260 - P280 - P308 + P313 - P405

Carc. 2 - Repr. 1B - STOT RE 2 Oral

Blood

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK 1

305.6 °F

152 ℃