Pyridine (Reag. USP, Ph. Eur.) for analysis, ACS

Pyridine (Reag. USP, Ph. Eur.) for analysis, ACS
Content: 25 LTR
Physical Description:
liquid
Quality Name: for analysis, ACS
Specification: Minimum assay (G.C.): 99.5%
Identity: IR passes test
Density 20/4: 0.981-0.982

?maximum limit of impurities:
APHA colour: 10
Insoluble matter in H2O: passes test
Non-volatile matter: 0.001 %
Reducing substance to KMnO4 (as O): 0.0005 %
Chloride (Cl): 0.0005%
Sulfate (SO4): 0.0005%
2-Methilpyridine (G.C.): 0.1%
Ammonia (NH3): 0.002%
Piperidine (G.C.): 0.01%
Water (H2O): 0.1 %

Metals by ICP [in mg/Kg (ppm)]:
Ag: 0.05
Al: 0.5
As: 0.05
Au: 0.05
B: 0.02
Ba: 0.1
Be: 0.02
Bi: 0.05
Ca: 0.5
Cd: 0.05
Co: 0.02
Cr: 0.02
Cu: 0.02
Fe: 0.1
Ga: 0.02
Ge: 0.05
Hg: 0.05
In: 0.05
K: 0.1
Li: 0.05
Mg: 0.1
Mn: 0.02
Mo: 0.02
Na: 0.5
Ni: 0.02
P: 0.2
Pb: 0.1
Pt: 0.02
S: 0.2
Sb: 0.02
Si: 0.2
Sn: 0.1
Sr: 0.2
Ti: 0.02
Tl: 0.02
V: 0.02
Zr: 0.02