Hexamethylenetetramine (Reag. USP, Ph. Eur.) for analysis, ACS
Content: 25 KGM
Physical Description:
solid
Quality Name: for analysis, ACS
Specification: Minimum assay (Acidim.) (a.d.s.): 99.0-100.5%
Identity: IR passes test
pH of 10 % solution: 8.0-9.5

?maximum limit of impurities:
Insoluble matter in H2O: 0.01 %
Loss on drying: 2.0%
Residue on ignition (as SO4): 0.05 %
Chloride (Cl): 0.002%
Sulfate (SO4): 0.005%
Heavy Metals (ICP-OES): 0.001 %

Metals by ICP [in mg/Kg (ppm)]:
Al: 5
B: 5
Ba: 5
Be: 5
Ca: 5
Cd: 5
Co: 5
Cr: 5
Cu: 10
Fe: 10
Ge: 5
In: 5
K: 5
Mg: 5
Mn: 5
Mo: 5
Ni: 10
Pb: 10
Pt: 5
Sb: 5
Se: 5
Si: 5
Sn: 5
Sr: 5
Ti: 5
Tl: 5
V: 5
Zn: 5
Zr: 5