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TT0158-100ML TT0157-5GR TT0159-500ML
470302-914EA 6.69 USD
470302-914 470302-918 470302-916
Chemicals for Science Education
CAS Number: 125-20-2
Formula Weight: Mixture
Formula: Mixture
Density (g/mL): 0.79
Boiling Point (°C): 74-80
Freezing Point (°C): -114
Solubility: Alcohol and Acetone
Shelf Life (months): 36
Storage: Red

Note: The chemical specifications for some items on this product page may differ from the specifications listed above. For more information, consult the Safety Data Sheet or contact your Ward's representative.

Delivery information: This product is designed for educational and teaching laboratories, and no certificate of analysis is available.




This disposal method is published for your convenience. You MUST have checked with your federal, state, and local regulations before using this method and these methods are only applicable for small laboratory sized quantities.

This material can only be disposed properly by a licensed hazardous waste disposal firm. Check to see if your school or district has an established relationship with a disposal firm and if not, check with a local college/university or other high schools in the area to see who they use to dispose of their hazardous waste.

Solution Prep

Use a 0.04% alchololic solution. Add 0.04 g of thymol blue to 75 mL of ethyl alchol. Dilute to a final volume of 100 mL with ethyl alcohol.