: 2. 876 SDS no. Chemical Class: A pyrethroid insecticide Active Ingredient(%): Lambda-Cyhalothrin Technical (9.7%) Material NTP/IARC/OSHA Other Carcinogen OSHA PEL ACGIH TLV Xylene (< 1%) 100 ppm TWA 100 ppm TWA; 150 ppm IARC Group 3 STEL 100 ppm TWA** 1,2,4-Trimethylbenzene (