$164.43

Aluminum Sulfate Standard, 8.1% (w/w) as Al?O? - 607-16

$56.25

Acetic Acid Standard, 300 ppm CH?COOH in 10% (v/v) Ethanol - R0091300-100A

$123.48

Phosphate Buffer Saline Tabs Pk/200 - ZP0977

$220.33

Aluminum Standard, 10,000 ppm Al - 605-16

$67.55

Acetic Acid Standard, 900 ppm CH?COOH in 10% (v/v) Ethanol - R0091900-100A

$147.49

Ammonia Nitrogen Standard, 5 ppm N - 611-32

$109.91

Ammonia Nitrogen Standard, 1 ppm N - 611.01-16

$121.89

Acetate Standard, 10,000 ppm C?H?O? Acetic Acid in Water - R0082000-500A