Dual Purpose Fingerprint Powder (Fluorescent), 16 oz CA This all-purpose Pen may be

This all-purpose Pen may be used for marking just about any porous material with an invisible

Tempered Glass To Resist Breaking And Scratching Upon Impact

NINHYDRIN CRYSTALS Ninhydrin Crystals are available in 25-gram

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Dual Purpose Fingerprint Powder (Fluorescent), 16 oz CA This all-purpose Pen may beBlack Sirchie pioneered the use of fluorescent latent powders when it introduced these dual purpose powders. Dual Purpose Black fingerprint powder is oxide in nature, and is therefore recommended for use on all oxide surfaces including painted wood or metal and most plastics. This unique formulation also contains a fluorescent compound that provides fluorescence when exposed to ultraviolet (UV) light. This is especially helpful when working on multi