12. Nitrites and their mixtures
01487 Potassium nitrate and sodium nitrite mixtures
1488 Potassium nitrite
1500 Sodium nitrite
1512 Zinc ammonium nitrite
2627 Nitrites, inorganic, n.o.s.
2726 Nickel nitrite
3219 Nitrites, inorganic, aqueous solution, n.o.s.
