฿1,765.50
		virtually always fresh & no contamination risk
All Product
	฿1,712.00
		Redox-Test Solution 470 mV@20°C, 500 ml
	฿3,745.00
		Standard-Leitfähigkeitslösung 12880 µS/cm, 3.78L Kanister (Gallone)
	฿963.00
		Calibration Solution 12880 µS/cm for Calibration, 500 ml
EC/TDS Solution
	฿963.00
		Conductivity Solution 1413 µS/cm for Calibration, 500 ml
	฿1,391.00
		EC Value @25°C 1413 µS/cm Size 500 mL Package 1 bottle FDA Bottle No Certificate of Analysis Yes
	฿963.00
		Standard-TDS Calibration Solution 1382 ppm, 500 ml
HI4013-06 Nitrate Interferent Suppressant ISA, 500 ml Bottle						
HI70442L - 1500 mg/L (ppm) TDS @25°C - 500ml						
HI7039L - EC 5000 µS/cm@25°C - 500ml						
HI8710 pH analog Controller with Self Diagnostic						
HI70630L - RfE - Fleisch - 500ml						
เครื่องวัดปริมาณแอมโมเนีย ช่วงสูง  รุ่น HI733						
HI93717-01 Phosphate HR - Reagents - 100 Tests						
K-Typ 1-Kanal + Hand-Thermometer						
HI93735-02 Hardness Total (400 to 750 mg/L) - Reagents -100 Tests						
น้ำยามาตรฐานสอบเทียบ ค่ามาตรฐานความเค็ม						
Calibration Standard HI 771 Checker HC ®						
HI93723-01 Chromium VI HR - Reagents - 100 Tests						
HI1001 Industrial-pH-Electrode  "Flow-thru" Monitoring, PVDF BNC, 3 m Cable						
HI6007-01 - 7.010 pH@25°C - MQ - 1000ml						
HI7036L - 12.41 g/L (ppt) TDS @25°C - 500ml						
HI7022L - 470mV ORP Test Solution - 500ml