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Product Description
Potassium Ferricyanide Test Papers cyanide
Order with Potassium Ferricyanide Solution and papers (more stable and will last longer)
- Can ship same day
Prodcedure. Spray Steel Surface with solution - wait 15 seconds and blot with filter paper. Yellow is salt free - Blue indicates salt contamination.
Solution should also be stored out of direct sunlight and in cool enviroment.
