METHYL RED 0.05%. Volume: 1 Fluid Ounce (30 mL) Strength: 0.05% Concentration Grade: ACS Reagent Grade Texture: Red Liquid CAS Number: 493-52-7 You are buying 1 Ounce (By volume) of 0.05% Methyl Red indicator solution. The item ships in a 1 Fluid Ounce (by volume) Polypropylene bottle with precision dropper tip and separate screw cap, the dropper is calibrated to deliver 650 drops per ounce. Methyl Red (C15H15N3O2) pH INDICATOR pH < 4.4 4.4 < pH 6.2 Red Orange Yellow SHIPS FAST FROM CALIFORNIA, USA! 2-4 day transit time throughout the country. We ship three times a day; so your item is guaranteed to go out the very same day you place your order. Our bottles are made of sturdy polypropylene. To ensure a spill-free journey, we shrink-wrap the screw tops and seal the bottles in plastic.