Hydrocyanic Acid 0.5/a, 0.5 - 5 PPM / 5 - 50 PPM, (8103601) Model 103 If the steady tone and
Yard notes & kiln story
Description
Hydrocyanic Acid 0.5 a, 0.5 5 PPM 5 50 PPM, (8103601) Model 103 If the steady tone and If the steady tone and light return Part # 8101941 Part # 8103601 Ammonia concentrations above 300 ppm can cause the indication at the beginning of the indicating layer to discolor back to yellow