مواد استاندارد
pHBuffer Solution pH6.00 ±0.01 @25°C
pHBuffer Solution pH5.00 ±0.01 @25°C
pHBuffer Solution pH4.00 ±0.01 @25°C
pHBuffer Solution pH3.00 ±0.02 @25°C
pHBuffer Solution pH2.00 ±0.02 @25°C
pHBuffer Solution pH1.00 ±0.02 @25°C
pHBuffer Solution pH13.00 ±0.05 @25°C
pHBuffer Solution pH12.00 ±0.05 @25°C
pHBuffer Solution pH11.00 ±0.05 @25°C
pHBuffer Solution pH10.00 ±0.01 @25°C
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دتکتور تیوب گاز Nitrogen dioxide رنج: 0.2-12 بسته 10 عددی GASTEC ژاپن