Showing 217–228 of 1012 results

Out of stock
฿5,350.00

Chemical test kit for the determination of ammonium freshwater in the range 0.0 mg / l to 3.0 mg / l (ppm). 100 Tests

Out of stock
฿1,284.00

Reagent kit for HI 38049 (100 tests)

Out of stock
฿7,276.00

Nitrate is reduced to nitrite in the presence of cadmium. The nitrite thus produced reacts with the reagent to yield an orange compound. The amount of color developed is proportional to the concentration of nitrate present in the aqueous sample.

Out of stock
฿6,634.00

Reagent kit for HI 38050 (200 tests)

Out of stock

Colorimetric

HI38051 CTK Nitrite

฿4,922.00

Chemical test kit for the determination of nitrate in water in the range 0-50mg / l (ppm). Package size: 100 Tests

฿4,922.00

The HANNA test kit for ozone determines the ozone concentration in water via checker disc. The reaction between ozone and the reagent causes a pink tint in the sample which is proportional to the ozone concentration.

Out of stock
฿1,444.50

Reagent kit for HI 38054 (100 tests)

Checker Disc

HI38058 CTK pH

฿5,083.57

Chemical test kit for the determination of pH in the range 4-10pH. Package size: 300 tests

Out of stock
฿1,070.00

Reagent kit for HI 38058 (300 tests)

฿6,634.00

Chemical test kit for the determination of phosphate in the range 0:00 to 1:00 mg / / 0.0-5.0 mg / L / 0-50 mg / L (ppm).

Out of stock
฿2,514.50

Reagent kit for HI 38061 (100 tests)

Out of stock
฿6,955.00

Test kit for the chemical determination of silicate in the range 0-1 mg / l (ppm). 100 Tests