Mordant Yellow 1 pH indicator solution pH:10.0(YELLOW)-12.0(BROWNISH YELLOW) 584-42-9 C₁₃H₈N₃NaO₅ 309.21 g./mol ฿351.00 View
Pyrocatechol violet pH indicator solution pH:6.0(YELLOW)-7.0(PURPLE)-9.0(PURPLISH RED) 115-41-3 C₁₉H₁₄O₇S 386.38 g./mol ฿300.00 View
3-PHENYL-5-MERCAPTO-1,3,4-THIAZOLETHIONE POTASSIUM SALT 98% 17654-88-5 C₈H₆N₂S₃ 226.34 g./mol ฿8,990.00 View