TM 5-6630-215-12(4) Add 1 or 2 drops of solution in white lined squeeze bottle,(TRIS).(5) Add 2 or 3 drops of solution in red dotted dispenser (sub-strate).(6) Continue kneading and after one minute, examine the ticket.The appearance of a blue color indicates NO AGENT.If the ticket iscolorless to orange, G or V agent is PRESENT.(7) Compare the color to a blank (see paragraph below). If indoubt, allow to stand an additional three minutes and compare color toblank.(8) For the blank, use the round end of ticket and continue withstep (2) using uncontaminated water.This should produce a blue coloron the round end of the ticket.c.Procedure for Surface Contamination.(1) Add 1 or 2 drops of solution from white lined squeeze bottleto square end of ticket and knead in bag until paper is wetted.(2) Smear or touch wet end of ticket to suspected surface,replace in plastic bag and proceed with step (5) above.d.Procedure for Liquid Contamination.(1) Detach a sheet of paper from the booklet.(2) Place the paper in contact with the suspect surface.(3) Note whether a color change takes place. Compare with thecolor change on the inside cover of the booklet.(4) A color change similar to that shown indicates the presenceof chemical agents (contamination).NOTECertain G-agents give a red-brown color responsewhich is intermediate between the typical H & Gcolors.2-24.WATER TESTING KIT, CHEMICAL AGENTS (Used for Buys 1 and 2 Only)(fig.2-24).This kit is designed to determine the toxicologicalcharacteristics of drinking water.It is a reconnaissance field kitfor water testing and screening raw water sources so contaminated withchemical agents that they cannot be rendered potable with customaryfield Lyster Bag filtering or similar treatment.A preliminary screeningusing the chemical agents detector procedure (para 2-23) should be madeprior to these tests to indicate whether the water is contaminated.2-88Change 1
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