ลำดับ	Parameter	วิธีวิเคราะห์
11	Total Iron	Phenanthroline Method
12	Sulfate	Turbidimetric Method
13	Silica	Molybdosilicate Method
14	Manganese	Persulfate Method
15	Bicarbonate Alkalinity	Titration Method
16	Magnesium Hardness	EDTA Titrimetric ,Calculation Method
17	Carbonate Alkalinity	Titration Method
18	Hydroxide Alkalinity	Titration Method