o d pulp preferably 0 5 to 2 lb ton of o d pulp in another embodiment the chelants are selected from the group consisting of aminophosphonates aminophosphates aminocarboxylates dtmpa amp dtmpa polyacrylate blends edta and dtpa in another embodiment the surfactants are selected from the group consisting of anionic long chain carboxylic acids alkylarylsulfonates alkylsulfates alkylsulfonates arylsulfonates cationic tertiary alkylammonium alkylpyridinium salts ampholitic species alkylaminoacids non ionic oxyalkylated alcohols polyethyleneglycol esters of fatty acids oxyalkylated and alkylphenols in a preferred embodiment the surfactants are selected from the group consisting of polyalkoxylated long chain alcohols ethoxylated alcohols and propoxylated alcohols in a preferred embodiment the chelants and surfactants are added as a single product comprising 15 pentasodium dtpa 3 etoxylated propoxylated hexadecanol and 17 sodium xylenesulfonate at ph about 7 in another embodiment the chelants and surfactants are added as separate products one chelant comprising 29 pentasodium dtmpa and 14 sodium polyacrylate at ph about 6 and one surfactant comprising 16 ethoxylated propoxylated hexadecanol at ph about 8 the present invention will be further described in the following examples and tables the examples are not intended to limit the invention prescribed by the appended claims the efficacy of the combination of chelants and surfactants were studied in a hydrosulfite bleaching experiment conducted according to the following protocol the experiments must be conducted in an oxygen free atmosphere to achieve reproducible results oxygen from air quickly oxidizes sodium hydrosulfite in the solution to sulfate and sulfite the following procedure was followed for all examples 1 weigh out a pulp sample 5 g dry pulp per sample calculate actual weight based on the consistency in a 250 ml glass bottle 2 add water and additives when needed mix well 3 close the bottle and degas.