... hydrocarbon and the vinegar, ketone, ester, aether, alcohol, etc. This model of product is equivalent to Bentone34, Claytone 40. Product Specifications ... .5Loss on ignition ( @850-900 °C ) % :≤40 Usage:The 801-B is used with the pre-gel and the dry powder ... system, and the activator needed is 45-50% of 801-B. Pre-gel method(recommended): the process for making the pre ...