12044-29-0 12044-79-0 1303-32-8 Arsenic Sulfide Red Arsenic disulfide Arsenic monosulfide Arsenic sulfide (As2S2) Arsenic sulfide (As3S3) Arsino, thioxo- C.I. 77085 Caswell No. 058 EPA Pesticide Chemical Code 006901 Red arsenic glass Ruby arsenic Thioxoarsino