Compositions – Nonreactive analytical – testing – or indicating compositions
Patent
1979-06-22
1981-01-20
Padgett, Benjamin R.
Compositions
Nonreactive analytical, testing, or indicating compositions
23230B, C09K 300
Patent
active
042461332
ABSTRACT:
Nitrilotris (methylene) triphosphonic acid and 1,3,6-napthalenetrisulfonic acid are used to stabilize solutions containing diazotized sulfanilic acid.
REFERENCES:
patent: 3853466 (1974-12-01), Rittersdorf et al.
patent: 3853476 (1974-12-01), Rittersdorf et al.
patent: 3880588 (1975-04-01), Rittersdorf et al.
patent: 4038031 (1977-07-01), Lam
patent: 4078892 (1978-03-01), Steinbrink
Barr J. L.
Padgett Benjamin R.
Sherwood Medical Industries Inc.
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