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
เครื่องวัดความเป็นกรด-ด่าง/โออาร์พี
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
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
สารละลาย
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
Buffer solution pH 11.000, 500 ml bottle, ± 0.002 pH, millesimal Quality with certificate of analysis
สินค้าทั้งหมด
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
HI96701-11 CalCheck ™ Chlorine Free-Set
เครื่องวัดคุณภาพน้ำแบบหลายพารามิเตอร์ รุ่น HI9829 (pH/ISE/EC/DO/Turbidity)
HI5001 - 1.00 pH@25°C - TQ - 500ml
HI3131B - Refillable Combination ORP Electrode for Titration and Laboratory Use
HI7030L - EC 12880 µS/cm@25°C - 500ml
HI62911D - pH/°C Electrode
HI6013 - 13.000 pH@25°C - MQ - 500ml