This Standard specifies a method for determination of the drainability of a pulp suspension in water in terms of the "Canadian Standard" freeness in millilitres. In principle, this method is applicable to all kinds of pulp in aqueous suspension.
JIS P 8121-2:2012 Referenced Document
ISO 14487 Pulps - Standard water for physical testing
JIS P 8222 Pulps -- Preparation of laboratory sheets for physical testing -- Conventional sheet-former method*, 2015-06-22 Update
JIS P 8225 Pulps -- Determination of stock concentration
JIS P 8121-2:2012 history
2012JIS P 8121-1:2012 Pulps.Determination of drainability.Part 1: Schopper-Riegler method