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Sodium Nitrate (Chilean Nitrate)
Allowed with Restrictions
Crop Fertilizers and Soil Amendments
Nonsynthetic
Pending additional rule-making, the use of sodium nitrate shall follow these stipulations: Before October 21, 2012, operations shall not meet more than 20 percent of an organic crop's nitrogen requirement with sodium nitrate. On or after October 21, 2012, operators using sodium nitrate shall use it in a manner that maintains or improves the natural resources of the operation, including soil and water quality, and comply with crop nutrient and soil fertility requirements. A proposed rule regarding the use of sodium nitrate is forthcoming. (NOP Notice 12-1) See also CHILEAN NITRATE. See Glossary for definition of "Chilean nitrate."
Sodium Pantothenate
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
Source of pantothenic acid. See also VITAMINS.
205.237(a), 205.237(b)(2) & 205.603(d)(3)
Sodium Phosphate
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
Source of phosphate. See also MINERALS listings.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Sodium Phosphates
Allowed with Restrictions
Processing Non-agricultural Ingredients and Processing Aids
Synthetic Nonagricultural
Use as an ingredient restricted to dairy foods. Includes mono-, di-, and tri-sodium phosphates
205.605(b)
Sodium Selenate
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
Source of selenium. See also MINERALS listings.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Sodium Selenite
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
Source of selenium. See also MINERALS listings.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Sodium Silicate
Allowed with Restrictions
Processing Non-agricultural Ingredients and Processing Aids
Synthetic Nonagricultural
Allowed for floating tree fruits and for fiber processing.
205.601(l)(2) For use as floating agents in postharvest handling.
Sodium Silicate
Allowed with Restrictions
Crop Management Tools and Production Aids
Synthetic
For tree fruit and fiber processing.
205.601(l)(2) As floating agents in postharvest handling… Sodium silicate—for tree fruit and fiber processing.
Sodium Silico Aluminate – nonsynthetic
Allowed with Restrictions
Livestock Feed Ingredients
Nonsynthetic
Also known as "zeolite" and "sodium aluminosilicates." May not be used to stimulate growth or production. May not be fed in amounts above those needed for adequate nutrition and health maintenance for the species at its specific stage in life. May be used as an anti-caking agent. See also MINERALS listings.
205.237(a)
Sodium Silico Aluminate – synthetic
Prohibited
Livestock Feed Ingredients, Livestock Management Tools and Production Aids
Synthetic
Common anti-caking agent. Also known as "zeolite" and "sodium aluminosilicates." See also MINERALS – FEED & HEALTH CARE.
205.105(a), 205.237(a) & 205.603(d)(2) As feed additives… Trace minerals, used for enrichment or fortification when FDA-approved.
Sodium Sulfate
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
Source of sodium and sulfur. See also MINERALS listings.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Sodium Tartrates
Prohibited
Processing Non-agricultural Ingredients and Processing Aids
Synthetic Nonagricultural
205.105(c) [General prohibition]
Sodium Tripolyphosphate
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
Source of phosphate. See also MINERALS listings.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Sodium – nonsynthetic
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Nonsynthetic
May be derived from sodium bicarbonate and sodium chloride. May not be fed in amounts above those needed for adequate nutrition and health maintenance for the species at its specific stage in life. See also MINERALS listings and ELECTROLYTES.
205.105, 205.237(a), 205.237(b)(2) & 205.238(a)(2)
Sodium – synthetic
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic
May be derived from sodium acetate, sodium acid pyrophosphate, sodium aluminum phosphate, sodium caseinate, sodium chloride, sodium citrate, sodium hydroxide, sodium pectinate, sodium phosphates (mono-, di-, and trisodium phosphates), sodium sulfate, or sodium tripolyphosphate. See also MINERALS – FEED & HEALTH CARE.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Soil fumigants – synthetic
Prohibited
Crop Pest, Weed, and Disease Control
Synthetic
205.105(a)
Solvents – synthetic
Prohibited
Crop Management Tools and Production Aids
Synthetic
See also ADJUVANTS – SYNTHETIC.
205.105(a)
Sorbic Acid
Prohibited
Processing Non-agricultural Ingredients and Processing Aids
Synthetic Nonagricultural
205.105(c) [General prohibition]
Soybean Meal
Allowed
Crop Fertilizers and Soil Amendments
Nonsynthetic
Specific materials must be evaluated using the OMRI GMO Decision trees to determine compliance.
205.105(e) & 205.203(c)(3) Uncomposted plant materials.
Sphagnum Moss
Allowed
Crop Fertilizers and Soil Amendments, Crop Management Tools and Production Aids
Nonsynthetic
Must not contain synthetic wetting agents.
205.105 A mined substance of low solubility.
Spinosad
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Nonsynthetic
For use as a pest lure, repellent, or as part of a trap, or as a disease control. May be used as an insecticide or for other pesticidal purposes only if the requirements of 205.206(e) are met. See BIOLOGICAL CONTROLS.
205.206(e)
Spreader-stickers
Prohibited
Crop Management Tools and Production Aids
Synthetic
Prohibited when synthetic and not on the National List. See also ADJUVANTS – SYNTHETIC.
205.105(a)
Steam
Allowed
Processing Non-agricultural Ingredients and Processing Aids
Nonsynthetic Nonagricultural
Excluded from ingredient percentage calculations. Steam in contact with food may not contain prohibited boiler chemicals. See also WATER.
205.270, 205.301 & 205.302
Sterile Insects
Allowed
Crop Pest, Weed, and Disease Control
Nonsynthetic
See also BIOLOGICAL CONTROLS.
205.206(b)(3) Nonsynthetic controls such as lures, traps, and repellents.
Sticky Traps and Barriers
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Synthetic
May be used if the requirements of 205.206(e) are met.
205.601(e)(9) As an insecticide (including acaricide or mite control).
Stone Meal
Allowed
Crop Fertilizers and Soil Amendments
Nonsynthetic
205.203(d)(2) A mined substance of low solubility.
Straw
Allowed
Crop Fertilizers and Soil Amendments, Crop Pest, Weed, and Disease Control
Nonsynthetic
See also PLANTS.
205.203(c)(3) Uncomposted plant materials.
Streptomycin Sulfate
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Synthetic
Permitted for use to control fireblight on apples and pears only until October 21, 2014. See also ANTIBIOTICS listings.
205.601(i)(11) As plant disease control… Streptomycin for fire blight control in apples and pears only.
Strychnine
Prohibited
Crop Pest, Weed, and Disease Control
Nonsynthetic
Including the botanical extract from Nux vomica.
205.602(h)
Strychnine
Prohibited
Livestock External Parasiticides and Pesticides
Nonsynthetic
205.105(b) & 205.604(a)
Sucrose
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Nonsynthetic
Nonsynthetic agricultural derivative. May be used in electrolyte formulations and as a carrier. See also CARRIERS listings and ELECTROLYTES. If used as feed, must be from organic sources.
205.105(a) & 205.237(a)
Sucrose Octanoate Ester (CAS #s 42922-74-7; 58064-47-4)
Allowed with Restrictions
Livestock External Parasiticides and Pesticides
Synthetic
Use in accordance with approved labeling. May only be used in organic livestock production if the requirements of 205.238 are met.
205.238(b) & 205.603(b)(7)
Sucrose Octanoate Ester (CAS #s 49522-74-7; 58064-47-4)
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Synthetic
May only be used in accordance with approved labeling and only if the requirements of 205.206(e) are met.
205.601(e)(10)
Suffocating Oils
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Synthetic/Nonsynthetic
See also OILS – NONSYNTHETIC SOURCES listings and OILS, PETROLEUM-BASED – NARROW RANGE.
205.105, 205.206(e) & 205.601(e)(7)
Sugar
Allowed
Crop Fertilizers and Soil Amendments
Nonsynthetic
205.203(c)(3) Uncomposted plant materials.
Sugar Lime
Prohibited
Crop Fertilizers and Soil Amendments
Synthetic
A synthetic source of calcium carbonate. Also called sugar beet lime.
205.105(a)
Sulfa Drugs
Prohibited
Livestock Health Care
Synthetic
205.105(a)
Sulfate of Iron
Allowed with Restrictions
Crop Fertilizers and Soil Amendments
Nonsynthetic
See also IRON PRODUCTS.
205.601(j)(6)(ii)
Sulfate of Potash Magnesia
Allowed
Crop Fertilizers and Soil Amendments
Nonsynthetic
From langbeinite or other nonsynthetic mineral sources. See also MINED MINERALS – UNPROCESSED.
205.203(d)(3) A mined substance of low solubility.
Sulfites
Allowed with Restrictions
Processing Non-agricultural Ingredients and Processing Aids
Synthetic Nonagricultural
Sulfites that form sulfur dioxide may be used in organic wine processing only for wine labeled “made with organic grapes.” May not be added to wine at levels greater than 100 ppm. See also POTASSIUM METABISULFITE and SULFUR DIOXIDE.
205.605(b) Sulfur dioxide…
Sulfur
Prohibited
Processing Non-agricultural Ingredients and Processing Aids
Nonsynthetic Nonagricultural
Sulfur powder for post-harvest treatment.
205.105(c) [General prohibition]
Sulfur
Allowed with Restrictions
Livestock Feed Ingredients, Livestock Health Care
Synthetic/Nonsynthetic
May be derived from calcium sulfate, cobalt sulfate, copper sulfate, ferrous sulfate, iron sulfate, magnesium sulfate, potassium sulfate, sodium sulfate, or zinc sulfate. See also MINERALS listings.
205.237(a), 205.237(b)(2) & 205.603(d)(2)
Sulfur Dioxide
Allowed with Restrictions
Processing Non-agricultural Ingredients and Processing Aids, Processing Pest Controls
Synthetic Nonagricultural
For use only in wine labeled “made with organic grapes,” provided that the total sulfite concentration does not exceed 100 ppm. When used as a rodenticide may only be used in conjunction with the facility pest management practices provided for in paragraphs 205.271(a) and (b) and only if those practices are not effective to prevent or control pests alone. See also RODENTICIDES.
205.271(c), 205.601(g)(1) & 205.605(b)
Sulfur Dioxide
Prohibited
Crop Pest, Weed, and Disease Control
Synthetic
Prohibited for use in organic production after October 21, 2012.
Sulfur – elemental
Allowed with Restrictions
Crop Pest, Weed, and Disease Control
Synthetic
May only be used in pest control as insecticides, including acaricides or mite control, and for plant disease control if the requirements of 205.206(e) are met.
205.206(e), 205.601(e)(5) & 205.601(i)(10) As insecticides (including acaricides or mite control). As plant disease control.
Sulfur – elemental
Allowed
Crop Fertilizers and Soil Amendments
Synthetic
May be used for crop fertility as a soil amendment.
205.601(j)(2) As plant or soil amendments.
Sulfur, elemental
Allowed with Restrictions
Crop Fertilizers and Soil Amendments
Synthetic
For use in on-farm generation of sulfurous acid as a soil amendment. Must have at least 99% purity.
Sulfuric Acid
Allowed with Restrictions
Processing Sanitizers and Cleaners
Synthetic Nonagricultural
Sulfuric acid is considered to be permitted as a sanitizer or cleaner provided measures are taken to prevent contact of the organically produced products or ingredients with the substance used.
205.271(d) & (e)
Sulfuric Acid
Prohibited
Processing Non-agricultural Ingredients and Processing Aids
Synthetic Nonagricultural
Prohibited as a processing aid and as an ingredient.
205.105(c) [General prohibition]
Sulfuric Acid
Allowed with Restrictions
Crop Management Tools and Production Aids, Crop Pest, Weed, and Disease Control
Synthetic
Classified as an inert of minimal risk (EPA List 4B). May be used as either an adjuvant or inert ingredient in combination with active pesticidal substances that are permitted as pesticides in organic production [excluding 25(b) exempt pesticides]. See also INERTS – LIST 4. May be used to adjust the pH of liquid fish products. The amount used shall not exceed the minimum needed to lower the pH to 3.5. See also FISH PRODUCTS, LIQUID – STABILIZED.
205.601(m) & 205.601(j)(7)