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บีกเกอร์พลาสติก ขนาด 170 ml จำนวน 6 ชิ้น (HI740224)
1 × ฿3,210.00
Subtotal: ฿3,210.00
Calibration checking set for Checker®HC HI 764 Nitrite Ultra Low Range.
(0 and 100 ppb nitrite)
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