[Nhcoll-l] Ammonium chloride equipment

[Callomon,Paul]

Folks,

I'm looking to do some whitening of small specimens with ammonium chloride for photography. Can anyone recommend a specific model of glass tube and a source of the powder?

Paul Callomon
Collection Manager, Malacology and General Invertebrates
________________________________
Academy of Natural Sciences of Drexel University, Philadelphia
callomon at ansp.org<mailto:callomon at ansp.org> Tel 215-405-5096 - Fax 215-299-1170
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