مواد استاندارد
pHBuffer Solution pH9.180 ±0.010 @25˚C
pHBuffer Solution pH7.413 ± 0.010 @25°C
pHBuffer Solution pH4.005 ±0.010 @25˚C
pHBuffer Solution pH3.776 ±0.010 @25˚C
pHBuffer Solution pH1.679 ±0.010 @25˚C
pHBuffer Solution pH6.865± 0.010 @25°C
pHBuffer Solution pH10.00 (Blue) ±0.01 @25˚C
pHBuffer Solution pH7.00 (Yellow) ±0.01 @25°C
pHBuffer Solution pH4.00 (Red) ±0.01 @25°C
pHBuffer Solution pH10.00 (Blue) ±0.01 @25°C
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دتکتور تیوب گاز Nitrogen dioxide رنج: 0.2-12 بسته 10 عددی GASTEC ژاپن