水质铁、锰的测定火焰原子吸收分光光度法
Water quality-Determination of iron and manganese-Flame atomic absorption spectrometric method
Water quality-Determination of iron and manganese-Flame atomic absorption spectrometric method
Stationary source emission-determination of phenols 4-amino-antipyrine spectrophotometric method
Water quality-Determination of nickel-Dimethylglyoxime spectrophotometric method
Stationary source emission- Determination of phosgeneAniline ultraviolet spectrophotometric method
Water quality-Determination of silver-Flame atomic absorption spectrophotometric method
Stationary source emission-determination of chi orin-Methyl orange spectrophotometric method
Stationary source emission-determination of chromate fog-Diphenyl carbazide spectrophotometric method
Stationary source emission -Determination of hydrogen cyanide-Iso nicotinic acid-methyl-1-phenyl-5-pyrazolone spectrophotometric method
Water quality-Determination of manganese-Potassium periodate spectrophotometric method
Water quality-Determination of calcium and magnesium-Atomic absorption spectrophotometric method