Chemicals

Stannous Chloride, 40% w/v

Sodium Hydroxide, 0.01 N /MeOH

Iron AA Standard, 1000 ppm Fe

NaOH-Thiosulfate (50%/8%)

1,10-Phenanthroline, 0.1% w/v

NaOH/NaI/EDTA Solution

Papanicolaou Stain, EA-65

Phenylhydrazine-Sulfuric Ac TS

Sulfuric Acid, 37% v/v

Sodium Hypochlorite, 5% avail Cl

Thymolphthalein, 0.05%/90% SDA

Sodium Persulfate, 1.5 M

Sodium Hypochlorite, 6% avail Cl

Potassium Bromate RV

Sulfuric Acid, Dilute R

Acetate Buffer, for Iron