Swab Rack Weight|1gallon Each time a new roll

Each time a new roll of film is started at a crime scene

The nylon material permits easy marking on the outside of the bag with a standard marking pen

NIK® Fentanyl testing kit contains 5 boxes of tests to complete the testing sequence plus a box of neutralizer

this L-Shaped scale provides maximum contrast by featuring black markings on a clear background

Swab Rack Weight|1gallon Each time a new rollPortable swab rack which can hold up to 20 swabs at one time. Can be cleaned with normal laboratory cleaning products. Product features three tiers with 1 spacing between. Swabs are spaced 1. 25 x 1. 5. Product Dimensions: 7x 6. 5x 2. 5