مواد استاندارد
pHBuffer Solution pH6.80 ± 0.01 @20°C
pHBuffer Solution pH6.00 ± 0.01 @20°C
pHBuffer Solution pH5.00 ± 0.01 @20°C
pHBuffer Solution pH4.00 ± 0.01 @20°C
pHBuffer Solution pH3.00 ± 0.02 @20°C
pHBuffer Solution pH2.00 ± 0.02 @20°C
pHBuffer Solution pH1.00 ± 0.02 @20°C
pHBuffer Solution pH13.00 ± 0.05 @20°C
pHBuffer Solution pH12.00 ± 0.05 @20°C
pHBuffer Solution pH11.00 ± 0.05 @20°C
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دتکتور تیوب گاز Nitrogen dioxide رنج: 0.2-12 بسته 10 عددی GASTEC ژاپن