Buffer solution pH 10.010, 25 sachets of 20 ml, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer solution pH 2.000, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer solution pH 3.000, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer solution pH 4.010, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer Solution pH 4.010, ±0,002 pH, Millesimal Quality
เครื่องวัดความเป็นกรด-ด่าง/โออาร์พี
Buffer solution pH 7.010, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer Solution pH 7.010, ±0,002 pH, Millesimal Quality
Buffer solution pH 10.010, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer solution pH 10.010, ±0,002 pH, Millesimal Quality
สารละลาย
Buffer solution pH 11.000, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
Buffer solution pH 12,000, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
สินค้าทั้งหมด
Buffer solution pH 13,000, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
HI3847 CTK Copper
HI98130 COMBO Tester for pH/EC/TDS/C° up to 20 mS, waterproof
HI38020 CTK Chlorine Free & Total
HI5011 - 11.00 pH@25°C - TQ - 500ml
เครื่องวัดสีในน้ำตัวอย่าง HI727
HI7075 Electrode filling solution 1.7M KNO3 + 0.7M KCl, 4 x 30 ml