N,N-二甲基甲酰胺 ≥99.8% (通过GC,校正水含量), PHOTREX® 用于分光光度法, J.T.Baker®

供应商: Avantor
Danger

Synonyms: DMF

Management of Change (MOC) category = N

BAKR9222-03EA 0 CNY
BAKR9222-03 BAKR9222-01
N,N-二甲基甲酰胺 ≥99.8% (通过GC,校正水含量), PHOTREX® 用于分光光度法, J.T.Baker®
N,N-二甲基甲酰胺
分子式: HCON(CH₃)₂
分子量: 73,09 g/mol
沸点: 153 °C (1013 hPa)
溶点: –61 °C
密度: 0,949 g/cm³ (20 °C)
闪点: 57,5 °C (closed cup)
存储条件: Ambient
MDL编号: MFCD00003284
CAS号: 68-12-2
EINECS: 200-679-5
UN号: 2265
ADR: 3,III
REACH: 01-2119475605-32
Merck Index: 13,03269
https://cn.vwr.com/stibo/web/std.lang.all/25/06/2302506.jpg https://cn.vwr.com/stibo/web/std.lang.all/06/12/16640612.jpg

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产品技术规格

For Laboratory,Research,or Manufacturing Use
Assay (HCON(CH₃)₂) (by GC, corrected for water) ≥ 99.8 %
Appearance Passes Test
Color (APHA) ≤ 15
Residue after Evaporation ≤ 0.0005 %
Titrable Acid (meq/g) ≤ 0.0005
Titrable Base (meq/g) ≤ 0.003
Water (H₂O)(by Karl Fischer titrn) ≤ 0.05 %
Trace Impurities - Iron (Fe) ≤ 0.1 ppm
Optical Absorbance (1-cm path vs water) - 270 nm ≤ 1.00
Optical Absorbance (1-cm path vs water) - 275 nm ≤ 0.30
Optical Absorbance (1-cm path vs water) - 295 nm ≤ 0.10
Optical Absorbance (1-cm path vs water) - 310 nm ≤ 0.05
Optical Absorbance (1-cm path vs water) - 340 nm ≤ 0.01
Optical Absorbance (1-cm path vs water) - 400 nm ≤ 0.01
Product Information (not specifications):
Windows of Infrared Transmittance (0.1-mm path, 50-100% T), µm:
2.5 - 3.0; 3.8 - 5.1; 5.2 - 5.5; 10.3 - 11.4; 11.7 - 14.7
Boiling Point (typical)................. 153.0 °C.
Density (g/mL) at 25 °C (typical)........ 0.944

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