PN C04602 ArkusZ02-1972 Water and waste water. Tests for phenols. Determination of vola.tile phenols to 0,5 mg/l by colorimetric method with 4-aminoantipyirine
1972PN C04602 ArkusZ02-1972 Water and waste water. Tests for phenols. Determination of vola.tile phenols to 0,5 mg/l by colorimetric method with 4-aminoantipyirine