Alkane/Alkene/Bromine Water clean up: My teachers yesterday did a prac on the reactivity of alkanes and alkenes with bromine water.
Ethylene glycol disposal: I have small quantities,( less than 50mL of each) of 20%, 30% & 50% ethylene glycol solutions and would like to know the best way to dispose of them?
DRONES: Everyone seems to be droning on about drones so which ones have people used??
Storage of offal: Is it acceptable to store offal, such as plucks, hearts, kidneys, etc., in a freezer for long periods (months) for future use?
GHS Hazard category ratings: Can some one please explain the rating on the chemicals in the SDS please?
Lab dishwasher: We need to purchase a new dishwasher for the laboratory and are considering a domestic model with stainless steel interior ( I think they all have this now). Has anyone done this?
Sulfuric acid - going brown: Would you please tell me why concentrated sulfuric acid goes brown?
Endothermic reaction disposal of products: How can I dispose of the products of the reaction between Ammonium thiocyanate and barium hydroxide?
Broken Max Min Thermometer: We have some max min mercury thermometers here, and yesterday one of them was broken by a cleaner. The broken thermometer gives off an overpowering odour, it was e
Recommended Chemicals for secondary Schools: I have to order new chemicals for our school in QLD, but the following chemicals are not in the list "List_of_recommended_chemicals-18March-2016.