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Even when found on dark or confused backgrounds
This scriber is made with a retractable
Once all the pigment flakes have been blended into the mixture
After treatment
Silver Nitrate Spray, 8oz A-26561 Even when found on darkThis is a general purpose methanolic silver nitrate solution. A convenient spray head permits application in the field or laboratory. The surface being treated should be sprayed lightly and evenly. After treatment, the article should be permitted to dry completely, preferably in the dark (approximately 2 minutes). After drying, illuminate the treated surface with high intensity light (sunlight) or SIRCHIE's SNA4 Silver Nitrate Accelerator Lamp.
