Blaklader Hi-Vis Surveyor's Vest Choose Size:4XL Ammonia 0-120 & 120-1200 ppm

Ammonia 0-120 & 120-1200 ppm Direct Nesslerization Method

50 ppm butylene result in a reading of 1 ppm

The Abyss Slimline® can also run off the 50 amp gas powered 12 Volt Crusader®

Part # 6728051

Blaklader Hi-Vis Surveyor's Vest Choose Size:4XL Ammonia 0-120 & 120-1200 ppmHI VIS VEST The long awaited Blaklader hi vis mesh vest is here at last. Built like the rest of our garments the quality is unrivaled in the vest arena. The contrast with black fabric allows you to work at your best while keeping the garment clean and visible as long as possible. Now you have a Blaklader option for the warmer days when our jackets are just too much. ANSI ISEA 107 2015 Type R class 2 NOT FR. 31301054