We are offering red oxid-1149, technical specifications-: total iron (fe2o3) content % 94-96 ph value 6-7 oil absorption (g100g) 13-15 volatile matter (% by mass) 0.2-0.4 density (gcm3) 1.0-1.25 residue on 400 mesh sieve (% by mass) 0.1-0.3 water soluble (% by mass) 0.4-0.6 loss on igition (1000'c) 0.5-1.0 particle shape spherical tinting strength vs standard % 95-105.