... )Package:25kg/bag,50kg/bag, weave bag with plastic film in it, neatral package.3)Handling and storage, Avoid formation of ... accelerator;4, developer and toner;6, plating additive;7, used in the production of gold and electrolytic copper; 5) Performance data ... %Loss On heating≤0.40%Ash Content≤0.10%Insolubility In Water≤0.02%Thiocyanate(CNS)≤0.02%Melting Point171°C Thiourea