สินค้าทั้งหมด
฿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
฿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.
แบบจานเทียบสี
฿5,083.57
Chemical test kit for the determination of pH in the range 4-10pH. Package size: 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).
฿7,276.00
Test kit for the chemical determination of silicate in the range 0-40mg / l / 0 800 mg / l (ppm). 100 Tests