| Alphabetical listing – S Chemical Name | CAS no. |
| S.S Agar | |
| Sabouraud Agar | |
| S-Acetylthiocholine iodide | 1866-15-5 |
| Safranine T | 477-73-6 |
| Salicyl alcohol | 90-01-7 |
| Salicylaldehyde | 90-02-8 |
| Salicylamide | 65-45-2 |
| Salicylanilide | 87-17-2 |
| Salicylic acid | 69-72-7 |
| Salt Czapek-Dox Agar | |
| Samarium (III) oxide | 12060-58-1 |
| Saponin | 8047-15-2 |
| Scandium (III) oxide | 12060-08-1 |
| Sea sand | 7631-86-9 |
| Sebacic acid | 111-20-6 |
| sec-n-Octyl alcohol | 4128-31-8 |
| Selenious acid | 7783-00-8 |
| Selenite Cystine Broth | |
| Selenite Enrichment Medium | |
| Selenium (IV) oxide | 7446-08-4 |
| Selenium powder | 7782-49-2 |
| Semixylenol orange | 19329-67-0 |
| Serotonin creatinine sulfate monohydrate | 971-74-4 |
| Shellac; Lac; Lacca | 9000-59-3 |
| Silica gel | 112926-00-8 |
| Silica gel G Pre-coated Plate | |
| Silica gel GF254 Pre-coated Plate | |
| Silica gel H Pre-coated Plate | |
| Silica gel HSGF254 Pre-coated Plate | 7758-16-9 |
| Silicic acid | 1343-98-2 |
| Silicon (II) oxide | 10097-28-6 |
| Silicon (IV) oxide | 60676-86-0 |
| Silicon carbide | 409-21-2 |
| Silicon, powder | 7440-21-3 |
| Silicone DC-702 | |
| Silicone oil | 9016-00-6 |
| Silicone oil I | |
| Silicone oil II | 63148-58-3 |
| Silicone oil III | 63148-62-9 |
| Silicone OV-101 | |
| Silicone OV-17 | |
| Silicone OV-210 | |
| Silicone QF-1 | |
| Silicone SE-30 | |
| Silicotungstic acid | 12027-38-2 |
| Siliver bromide | 7785-23-1 |
| Silver | 7440-22-4 |
| Silver (I) oxide | 20667-12-3 |
| Silver acetate | 563-63-3 |
| Silver carbonate | 534-16-7 |
| Silver chloride | 7783-90-6 |
| Silver cyanide | 506-64-9 |
| Silver iodate | 7783-97-3 |
| Silver iodide | 7783-96-2 |
| Silver metavanadate | 13497-94-4 |
| Silver nitrate | 7761-88-8 |
| Silver nitrate standard solution | 7761-88-8 |
| Silver sulfate | 10294-26-5 |
| Silver, pieces 0.1*50 mm | 7440-22-4 |
| Silver, powder 200 mesh | 7440-22-4 |
| Silver, wire 0.2 mm | 7440-22-4 |
| Snail enzymes | |
| Soda asbestos | 81133-20-2 |
| Soda lime | 8006-28-8 |
| Sodium (meta)arsenite | 7784-46-5 |
| Sodium acetate anhydrous | 127-09-3 |
| Sodium acetate trihydrate | 6131-90-4 |
| Sodium alginate | 9005-38-3 |
| Sodium aluminate | 11138-49-1 |
| Sodium amide | 7782-92-5 |
| Sodium ammonium hydrogen phosphate | 13011-54-6 |
| Sodium anthraquinone-2-sulfonate | 131-08-8 |
| Sodium ascorbate | 134-03-2 |
| Sodium benzenesulfinate | 873-55-2 |
| Sodium benzoate | 532-32-1 |
| Sodium bismuthate | 12232-99-4 |
| Sodium borohydride | 16940-66-2 |
| Sodium bromate | 7789-38-0 |
| Sodium bromide | 7647-15-6 |
| Sodium carbonate anhydrous | 497-19-8 |
| Sodium carbonate, anhydrous | 497-19-8 |
| Sodium carbonate, crystal | 6132-02-1 |
| Sodium carboxymethylcellulose | 9004-32-4 |
| Sodium chlorate, salt | 7775-09-9 |
| Sodium chloride | 7647-14-5 |
| Sodium chloride peptone broth 7.5% | |
| Sodium chloroacetate | 3926-62-3 |
| Sodium cholate | 206986-87-0 |
| Sodium chromate | 7775-11-3 |
| Sodium citrate | 6132-4-3 |
| Sodium cyanide | 143-33-9 |
| Sodium deoxycholate | 302-95-4 |
| Sodium D-gluconate | 527-07-1 |
| Sodium dichromate | 7789-12-0 |
| Sodium diphenylamine-4-sulfonate | 6152-67-6 |
| Sodium dithionite | 7775-14-6 |
| Sodium dodecylbenzenesulfonate | 25155-30-0 / 69669-44-9 |
| Sodium ethylate | 141-52-6 |
| Sodium fluoride | 7681-49-4 |
| Sodium fluoroaluminate | 13775-53-6 |
| Sodium fluoroborate | 13755-29-8 |
| Sodium fluorosilicate | 16893-85-9 |
| Sodium formaldehyde sulfoxylate | 6035-47-8 |
| Sodium formate | 141-53-7 |
| Sodium glycollate | 2836-32-0 |
| Sodium hexacyanoferrate (II) | 14434-22-1 |
| Sodium hexanitrocobaltate (III) | 13600-98-1 |
| Sodium hippurate | 532-94-5 |
| Sodium hydrogen carbonate | 144-55-8 |
| Sodium hydrogen difluoride | 1333-83-1 |
| Sodium hydrogen phthalate | 827-27-0 |
| Sodium hydrogen selenite | 7782-82-3 |
| Sodium hydrogen sulfate monohydrate | 10034-88-5 |
| Sodium hydrogen sulfite | 7631-90-5 |
| Sodium hydrogen tartrate | 526-94-3 |
| Sodium hydroxide | 1310-73-2 |
| Sodium hydroxide standard solution | 1310-73-2 |
| Sodium hypophosphite monohydrate | 10039-56-2 |
| Sodium iodate | 7681-55-2 |
| Sodium iodide | 7681-82-5 |
| Sodium iodide dihydrate | 13517-06-0 |
| Sodium lactate | 72-17-3 |
| Sodium lauryl sulfate | 151-21-3 |
| Sodium malonate | 26522-85-0 |
| Sodium metabisulfite | 7681-57-4 |
| Sodium metaborate tetrahydrate | 10555-76-7 |
| Sodium metaphosphate | 7785-84-4 |
| Sodium methylate | 124-41-4 |
| Sodium molybdate dihydrate | 10102-40-6 |
| Sodium nitrate | 7631-99-4 |
| Sodium nitrite | 7632-00-0 |
| Sodium nitroprusside dihydrate | 13755-38-9 |
| Sodium oleate | 143-19-1 |
| Sodium orthovanadate dodecahydrate | 13721-39-6 |
| Sodium oxalate | 62-76-0 |
| Sodium perborate tetrahydrate | 10486-00-7 |
| Sodium perchlorate monohydrate | 7791-07-3 |
| Sodium periodate | 7790-28-5 |
| Sodium peroxide | 1313-60-6 |
| Sodium persulfate | 7775-27-1 |
| Sodium phosphate dibasic anhydrous | 7558-79-4 |
| Sodium phosphate monobasic anhydrous | 7558-80-7 |
| Sodium phosphate tribasic anhydrous | 7601-54-9 |
| Sodium phosphate tribasic dodecahydrate | 10101-89-0 |
| Sodium phosphate, dibasic | 10039-32-4 |
| Sodium phosphate, monobasic | 13472-35-0 |
| Sodium phosphomolybdate | 1313-30-0 |
| Sodium phosphotungstate | 51312-42-6 |
| Sodium polymetaphosphate | 10124-56-8 |
| Sodium polyphosphate | 7758-29-4 |
| Sodium propionate | 137-40-6 |
| Sodium pyrophosphate | 13472-36-1 |
| Sodium pyrosulfate | 13870-29-6 |
| Sodium pyruvate | 113-24-6 |
| Sodium salicylate | 54-21-7 |
| Sodium selenite | 10102-18-8 |
| Sodium silicate | 13517-24-3 |
| Sodium stannate, tetrahydrate | 12209-98-2 |
| Sodium stearate | 822-16-2 |
| Sodium succinate | 6106-21-4 |
| Sodium sulfate | 7727-73-3 |
| Sodium sulfate anhydrous | 7757-82-6 |
| Sodium sulfide nonahydrate | 1313-84-4 |
| Sodium sulfite anhydrous | 7757-83-7 |
| Sodium sulfite, crystal | 10102-15-5 |
| Sodium sulfosalicylate | 1300-64-1 |
| Sodium tartrate dihydrate | 6106-24-7 |
| Sodium taurocholate | 145-42-6 |
| Sodium tellurate | 26006-71-3 |
| Sodium tellurite | 10102-20-2 |
| Sodium tetraborate anhydrous / sodium teraborate, anhydrous | 1330-43-4 |
| Sodium tetraphenylborate | 143-66-8 |
| Sodium thiocyanate | 540-72-7 |
| Sodium thiocyanate standard solution | 540-72-7 |
| Sodium thioglycolate | 367-51-1 |
| Sodium thiosulfate anhydrous | 7772-98-7 |
| Sodium thiosulfate pentahydrate | 10102-17-7 |
| Sodium thiosulfate standard solution | 10102-17-7 |
| Sodium toluene-4-sulfonate | 657-84-1 |
| Sodium tungstate dihydrate | 10213-10-2 |
| Sodium(meta)vanadate | 13718-26-8 |
| Sodium;Natrium | 7440-23-5 |
| Sodium-n-caprylate | 1984-06-1 |
| Sodium-p-aminobenzoate | 555-06-6 |
| Sorbic acid | 110-44-1 |
| Soya Casein Digest Lecithin Polysorbate Broth | |
| Soybean Casein Digest Agar Medium | |
| Span 20 | 1338-39-2 |
| Span 40 | 26266-57-9 |
| Span 60 | 1338-41-6 |
| Span 80 | 1338-43-8 |
| Span 85 | 26266-58-0 |
| Starch potato | 9005-25-8 |
| Starch soluble | 9005-84-9 |
| Stearic acid | 57-11-4 |
| Strontium acetate | 543-94-2 |
| Strontium carbonate | 1633-05-2 |
| Strontium chloride, hexahydrate | 10025-70-4 |
| Strontium fluoride | 7783-48-4 |
| Strontium nitrate | 10042-76-9 |
| Strontium sulfate | 7759-02-6 |
| Styrene | 100-42-5 |
| Suberic acid | 505-48-6 |
| Succinic acid | 110-15-6 |
| Succinic anhydride | 108-30-5 |
| Succinimide | 123-56-8 |
| Sucrose | 57-50-1 |
| Sudan black B | 4197-25-5 |
| Sudan I | 842-07-9 |
| Sudan II | 3118-97-6 |
| Sudan III | 85-86-9 |
| Sudan IV | 85-83-6 |
| Sudan red G | |
| Sulfamic acid | 5329-14-6 |
| Sulfanilamide | 63-74-1 |
| Sulfanilic acid anhydrous | 121-57-3 |
| Sulfosalicylic acid | 5965-83-3 |
| Sulfur | 7704-34-9 |
| Sulfuric acid | 7664-93-9 |
| Sulfuric acid standard solution | 7664-93-9 |
| Sulfurous acid | 26412-81-3 |
| sym-Diphenylcarbazone | 538-62-5 |
| sym-Diphenylthiourea | 102-08-9 |
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