Brand: Nanjian
Model: 458-37-7
Min. Order: 1kg
Curcumin
458-37-7
Curcumin
Cas NO.: 458-37-7
Molecular formula: C21H20O6
Molecular Weight: 368.38
Content:≥90%
Temperature: 183 ° C
Traits: orange yellow crystalline powder.
Dissolved: do not dissolve in water, micro-soluble ether and benzene, can be dissolved in heating ethanol, acetic acid and Soluble in alkaline solution.
Purposes: a natural dye. Direct fuel use and also can be used as very indicative of pH, color range of 7.8 to 9.2, from yellow-brown discoloration. Turmeric system for test paper and boric acid for the qualitative analysis.
Preparation or sources : from turmeric root access.