UV digestion and ascorbic acid
reduction molybdenum blue
method
Reactive phosphate, amino
acid reduction method
DPD method, USEPA accepted
for reporting drinking water
analysis
Direct method for chlorine
dioxide
UV digestion for tolyltriazole
and benzotriazole
Barium sulfate turbdimetric
method
Turbidimetric method for
anionic polymeric dispersant
Total iron method for water
containing molybdate
1,5-Diphenylcarbohydrazide
method for chromium
hexavalent,USEPA accepted
for wastewater analyses
Alkaline hypobromite Oxidation
method for chromium total
Salicylate method for
nitrogen,ammonia
Indophenol method for
chloramine mono
p-Dimethylaminobenzaldehyde
method for hydrazine
Direct Method measuring
sodium hypochlorite
concentration
Aluminon method for aluminum
SPADNS method for fluoride
Porphyrin Method for copper
Zincon method for zinc,USEPA
approved for wastewater
analysis