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Ships within 48 hours · Estimated delivery Aug 2 - Aug 7
Positive Result: No color change in the first ampoule
When ready
The resulting data is obtained only by laboratory examination
(pH) ACIDS: Sulfuric acid
A set of four
Crime Scene Photography Scale 10cm Scales, Pack of 10 Weight|1gallon Positive Result: No color changeThese small scales are ideal for close up crime scene photography. Because these scales will be used for evidence photography, our name does not appear on the front to distract from your photo. Any case information can be written directly on the scale with a ball point or felt tip pen. A piece of frosted tape can be placed across the scale before writing on it, if you wish to reuse the scale. Printed on matte white, non reflective rigid plastic.
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