|
Appearance
|
Off-white to brownish flakes
|
|
Purity (by GC)
|
Min 99%
|
|
Melting point
|
95 - 97 deg C
|
|
Insoluble matter in methanol
|
Max 0.01%
|
|
Iron (Fe)
|
Max 0.001%
|
|
Chloride (Cl)
|
Max 0.005%
|
|
Heavy metal (as Pb)
|
Max 0.001%
|
|
2-Naphthol
|
Max 0.2%
|
|
Naphthalene
|
Max 0.2%
|
|
Water (H2O)
|
Max 0.2%
|
|
Sulphated ash
|
Max 0.01%
|