Food and Drug Administration, HHS § 186.1839

slimicide in the manufacture of paper aging with no limitation other than and paperboard that contact food. current good manufacturing practice. (c) Prior sanctions for this ingredient [45 FR 16470, Mar. 14, 1980] different from the uses established in § 186.1756 Sodium formate. this section do not exist or have been waived. (a) Sodium formate (CHNaO2, CAS Reg. No. 141–53–7) is the sodium salt of [51 FR 39372, Oct. 28, 1986] formic acid. It is produced by the reac- tion of carbon monoxide with sodium § 186.1797 Sodium sulfate.

hydroxide. (a) Sodium sulfate (Na2SO4, CAS Reg. (b) The ingredient is used as a con- No. 7757–82–6), also known as Glauber’s stituent of paper and paperboard used salt, occurs naturally and exists as for food packaging. colorless crystals or as a fine, white (c) The ingredient is used at levels crystalline powder. It is prepared by not to exceed good manufacturing the neutralization of sulfuric acid with practice in accordance with § 186.1(b)(1). sodium hydroxide. (d) Prior sanctions for sodium for- (b) The ingredient is used as a con- mate different from the uses estab- stituent of paper and paperboard used lished in this section do not exist or for food packaging, and cotton and cot- have been waived. ton fabric used for dry food packaging. [45 FR 22915, Apr. 4, 1980] (c) The ingredient is used at levels not to exceed good manufacturing § 186.1770 Sodium oleate. practice in accordance with § 186.1(b)(1). (d) Prior sanctions for this ingredient (a) Sodium oleate (C H O Na, CAS 18 33 2 different from the uses established in Reg. No. 143–19–1) is the sodium salt of this section do not exist or have been oleic acid (cis-9-octadecenoic acid). It waived. exists as a white to yellowish powder with a slight tallow-like odor. Com- [45 FR 6086, Jan. 25, 1980] mercially, sodium oleate is made by mixing and heating flaked sodium hy- § 186.1839 Sorbose. droxide and oleic acid. (a) Sorbose (L-sorbose, sorbinose) (b) In accordance with § 186.1(b)(1), (C6H12O6, CAS Reg. No. 87–79–6) is an the ingredient is used as a constituent orthorhombic, bisphenoidal crystalline of paper and paperboard for food pack- ketohexose. It was originally identifed aging and as a component of lubricants in the juice of mature berries from the with incidental food contact in accord- mountain ash (Sorbus aucuparia) where ance with § 178.3570 of this chapter, it occurs as the result of microbial oxi- with no limitation other than current dation of sorbitol. It also occurs natu- good manufacturing practice. rally in other plants. Sorbose can be (c) Prior sanctions for this ingredient synthesized by the catalytic hydro- different from the uses established in genation of glucose to D-sorbitol. The this section do not exist or have been resulting sorbitol can be oxidized by waived. Acetobacter xylinum or by Acetobacter [51 FR 39372, Oct. 28, 1986] suboxydans. (b) The ingredient is used or intended § 186.1771 Sodium palmitate. for indirect food use as a constituent of cotton, cotton fabrics, paper, and pa- (a) Sodium palmitate (C16H31O2Na, CAS Reg. No. 408–35–5) is the sodium perboard in contact with dry food. salt of palmitic acid (hexadecanoic (c) The ingredient migrates to food at acid). It exists as a white to yellow levels not to exceed good manufac- powder. Commercially, sodium turing practice. palmitate is made by mixing and heat- (d) Prior sanctions for this ingredient ing flaked sodium hydroxide and pal- different from the uses established in mitic acid. this section do not exist or have been (b) In accordance with § 186.1(b)(1), waived. the ingredient is used as a constituent [43 FR 11698, Mar. 21, 1978, as amended at 48 of paper and paperboard for food pack- FR 48457, Oct. 19, 1983]

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