Hi Everyone,
Just wondering....Is Zinc Powder a teacher only chemical? I have looked in CSIS and could only find Zinc Dust (which to me is the same as Zinc Powder).
I realise Zinc Metal, Granules and Foil are all ok for years 7-12, but concerned about the powder???
Thanks
Zinc Powder
Re: Zinc Powder
This is taken from the Risk Assess site.
zinc metal powder (zinc dust, flowers of zinc)
Class: 4.3 PG: II
Teacher
CAS: 7440-66-6 UN: 1436
Potential hazards
Fine powder ignites on heating and forms explosive mixtures with sulfur, bromine and iodine, or if dispersed finely in air; otherwise harmless.
zinc metal powder (zinc dust, flowers of zinc)
Class: 4.3 PG: II
Teacher
CAS: 7440-66-6 UN: 1436
Potential hazards
Fine powder ignites on heating and forms explosive mixtures with sulfur, bromine and iodine, or if dispersed finely in air; otherwise harmless.