بلو لاب BLU4250 PH 4.0 محلول المعايرة، 250 معايير كيميائية معملية، 500 ملليلتر، شفاف
مميزات خاصة
- Ph Instruments Are Calibrated To Ph 7.0 First (Buffer) Then To Ph 4.0 (Slope)
- Store In A Cool Place Out Of Direct Sun And Heat
- They Should Be Stored With The Lids Securely Tightened
- No Assembly Required
وصف
Bluelab BLU4250 PH 4.0 Calibration Solution, 250 milliliters lab-Chemical-Standards, 500, Clear
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