DAVTECH Analytical Services (Canada) Inc

Invisible Fluorescent Crayons

  • SKU: W-CRINV

TTF's crayons are a popular item to invisibly mark articles such as currency, tires, paper, wood, metal, glass, etc., for identification and thief detection purposes.

They are practically invisible on most backgrounds, but highly fluorescent when exposed to a long or short wave UV lamp.

Notice: This item can be purchased by law enforcement agencies or private investigators only.

Part Number(s):

W-CRINV-O - Invisible Fluorescent Crayon Invisible, fluoresces Bright Orange 
W-CRINV-W - Invisible Fluorescent Crayon Invisible, fluoresces Bright White
W-CRINV-Y - Invisible Fluorescent Crayon Invisible, fluoresces Bright Yellow


Contact Davtech

Ontario Office: Monday to Friday, 9 AM - 5 PM EST
Quebec Office: Monday to Friday, 9 AM - 5 PM EST
Alberta Office: Monday to Friday, 9 AM - 5 PM MST (-2 hrs from EST)

DAVTECH Offices

·

133 Walgreen Road, Ottawa, ON K0A 1L0

Tel: (613) 831-6009, Mail: sales@davtech.ca
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Davtech - Western Region

103 - 541 Kingsview Way S.E., Airdrie, AB T4A 0C9
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Davtech - Quebec

8617 Dalton Road, Mount-Royal, QC H4T 1V5