Silver nitrate solution 0.1017mol/L, matrix: water U=0.2% 7761-88-8 AgNO₃ 169.87 g./mol ฿2,480.00 View
Potassium hydrogen phthalate NMR quantitative standard, 99.998% 877-24-7 C₈H₅KO₄ 204.22 g./mol ฿480.00 View
Ethylenebis(oxyethylenenitrilo)tetraacetic acid biotech grade 67-42-5 C₁₄H₂₄N₂O₁₀ 380.35 g./mol ฿1,260.00 View