- 73594
73594
Ammonium acetate
LiChropur™, eluent additive for LC-MS
Recommended Products
grade
eluent additive for LC-MS
Quality Level
Assay
≥99.0% (calc. on dry substance, T)
form
solid
quality
LiChropur™
technique(s)
LC/MS: suitable
impurities
insoluble matter, passes filter test
≤1% water
ign. residue
≤0.01% (as SO4)
pH
6.2-7.5 (25 °C, 1 M in H2O)
mp
110-112 °C (dec.) (lit.)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤5 mg/kg
nitrate (NO3-): ≤10 mg/kg
sulfate (SO42-): ≤10 mg/kg
cation traces
Al: ≤1 mg/kg
As: ≤0.1 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤5 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤5 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: ≤0.015
λ: 280 nm Amax: ≤0.010
suitability
passes test for LC-MS
SMILES string
N.CC(O)=O
InChI
1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3
InChI key
USFZMSVCRYTOJT-UHFFFAOYSA-N
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This Item | 238074 | 32301 | 431311 |
|---|---|---|---|
| grade eluent additive for LC-MS | grade ACS reagent | grade ACS reagent, puriss. p.a. | grade for inorganic trace analysis |
| assay ≥99.0% (calc. on dry substance, T) | assay ≥97% | assay ≥98% | assay ≥99.99% trace metals basis |
| form solid | form powder, solid | form solid | form solid |
| impurities insoluble matter, passes filter test, ≤1% water | impurities ≤0.005% insolubles | impurities ≤0.005% KMnO4 red. matter (as O), ≤2% water (Karl Fischer), ≤5 mg/kg heavy metals (as Pb) | impurities ≤0.005% insolubles, <100 ppm total metallic impurities |
| pH 6.2-7.5 (25 °C, 1 M in H2O) | pH 6.7-7.3 (25 °C, 5%) | pH 6.7-7.3 (25 °C, 5% in water) | pH 6.7-7.3 (25 °C, 5% in water) |
| mp 110-112 °C (dec.) (lit.) | mp 110-112 °C (dec.) (lit.) | mp 110-112 °C (dec.) (lit.) | mp 110-112 °C (dec.) (lit.) |
General description
Application
Legal Information
Storage Class Code
11 - Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
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