Liquid Chromatography-Mass Spectrometry Specifications
Liquid Chromatography-Mass Spectrometry
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
  • Difluoroacetic Acid SpR

    HA744
    50ml HA744T
    100ml HA744S
    Dgr H:314
    P:280c-301+330+331-305+351+338-310
    CHF2COOH MW 96.03 FP -1°C BP 133°C d 1.53 CAS [381-73-7]
    Assay >97.5% Water <0.15% Residue <0.0001%
    UV (0.1% aqueous): 215nm >10%; 230nm >50%; 235nm >80%; 245nm >95%; 255-400nm >99%
    Fluorescence (0.1% aqueous, as quinine): 254nm <1 ppb; 365nm <1 ppb
    Suitability for HPLC passes test
    Suitability for LC-MS passes test
    Trace ionic impurities (0.1% aqueous):
    Ag, Cu, Fe, K, Mg, Mn, Ni, Pb, Zn <10 ppb each
    Al, Ca <25 ppb each
    Na <50 ppb
    Store tightly closed in an upright position.
    Application: HPLC as ion-pair reagent, LC-MS as additive
    50ml HA744T
    100ml HA744S
    Dgr H:314
    P:280c-301+330+331-305+351+338-310