Process for the manufacture of ammonium nitrilotrisulfonate

Details Process for the manufacture of ammonium nitrilotrisulfonate Process for the manufacture of ammonium nitrilotrisulfonate

1981-05-04

1983-03-29

Vertiz, O. R.

Chemistry of inorganic compounds

Nitrogen or compound thereof

Oxygen containing

C01B 21093

Patent

active

043783414

ABSTRACT:
Ammonium nitrilotrisulfonate is obtained by introducing nitric oxides into an aqueous ammonium sulfite solution at a pH of 5.0-7.5. The solution should contain at least 20 g/l of ammonium nitrilotrisulfonate in suspended form.

REFERENCES:
patent: 1922283 (1933-08-01), Dering
patent: 3375066 (1968-03-01), Murakami et al.
patent: 3625649 (1971-12-01), Hofmeister et al.
patent: 4229423 (1980-10-01), Housh et al.

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