฿1,658.50
Buffer solution pH 4.01, color-coded, 500 ml bottle, ± 0.01 pH, Certificate of Analysis
฿2,889.00
Buffer Solution pH 4.01, 3.78L (Gallon), ±0,01pH,
฿2,407.50
Buffer Solution pH 5.00
฿2,889.00
Buffer Solution pH 6.86, 3.78L (Gallon), ±0,01pH,
฿1,123.50
Buffer Solution pH 7.01
฿1,658.50
Buffer solution pH 7.01, color-coded, 500 ml bottle, ± 0.01 pH, Certificate of Analysis
฿2,889.00
Buffer Solution pH 7.01, 3.78L (Gallone), ±0,01pH,
฿2,889.00
Buffer Solution pH 9.18, 3.78L (Gallone), ±0,01pH,
฿3,745.00
Standard-Leitfähigkeitslösung 12880 µS/cm, 3.78L Kanister (Gallone)
฿3,745.00
Standard-Leitfähigkeitslösung 1413 µS/cm, 3.78L Kanister (Gallone)
Calibration Standard HI 711 Checker HC ®
HI1043B - pH Electrode for high temperature & strong acid
เครื่องวัดปริมาณฟอสฟอรัส ช่วงสูง รุ่น HI706
HI93722-01 Cyanuric Acid - Reagents - 100 Tests
HI93716-01 Bromine - Reagentst - 100 Tests
Reagents for HI 707 Checker HC ®, 25 Tests
HI3847 CTK Copper
HI70030P - EC 12880 µS/cm@25°C - 25x20ml
HI7091L - Reducing Pretreatment Solution, 500 ml
สารละลายมาตรฐานสำหรับสอบเทียบค่ากรด-ด่าง 7.01 (HI7007/1G)