proposed amendments to the standards and specifications for food additives the proposed regulation establishes and revises compositional specifications for 60 food additives. 1 specifications for lead cadmium mercury arsenic antimony selenium nickel iron and zinc are strengthened or established in the following 60 items disodium ethylenediaminetetraacetate calcium disodium ethylenediamine-tetraacetate silicon dioxide titanium dioxide phosphoric acid sucrose esters of fatty acids xylitol lactic acid ferrous lactate calcium lactate tribasic sodium phosphate tribasic potassium phosphate tribasic calcium phosphate dibasic sodium phosphate dibasic ammonium phosphate dibasic potassium phosphate dibasic calcium phosphate monobasic sodium phosphate monobasic ammonium phosphate monobasic potassium phosphate monobasic calcium phosphate dl-tartaric acid l-tartaric acid disodium l-tartrate sodium nitrate potassium nitrate sodium acetate -carotene carmine sodium carboxymethylcellulose sodium caseinate sodium carbonate magnesium carbonate sodium bicarbonate ammonium bicarbonate ammonium carbonate potassium carbonate anhydrous calcium carbonate tert-butylhydroquinone ethyl p-hydroxybenzoate polydextrose polyvinyl polypyrrolidone polysorbate 20 polysorbate 60 polysorbate 65 polysorbate 80 sodium polyphosphate potassium polyphosphate fumaric acid sodium propionate calcium propionate propylene glycol propylene glycol esters of fatty acids sodium pyrophosphate potassium pyrophosphate succinic acid sulfuric acid sodium sulfate cupric sulfate and magnesium sulfate 2 specifications are established for residual solvents and dimethylsulfoxide in sucrose esters of fatty acids. 3 specifications for fluorides are strengthened or established in the following 7 items calcium lactate tribasic sodium phosphate dibasic sodium phosphate calcium carbonate sodium polyphosphate potassium polyphosphate and calcium propionate 4 specifications for 1 4-dioxane are strengthened in 4 items polysorbate 20 polysorbate 60 polysorbate 65 and polysorbate 80 5 specifications for residual nitrite are established in 2 items sodium nitrate and potassium nitrate definitions of sodium carbonate polydextrose and sodium sulfate are revised.