Bromophenol blue (BPB) pH3.0(yellow)-pH4.6(lavender), light yellow to red powder 115-39-9 C₁₉H₁₀Br₄O₅S 669.96 g./mol ฿400.00 View
Ethylenediaminetetraacetic acid (EDTA) 99.99% metals basis 60-00-4 C₁₀H₁₆N₂O₈ 292.24 g./mol ฿630.00 View
Sodium pyrophosphate decahydrate reagent grade, 99% 13472-36-1 Na₄P₂O₇₁₀H₂O 446.06 g./mol ฿580.00 View