Reagents, S, AFG Bioscience, 250 g, Chemicals
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Synonyms: Disodium hydrogen phosphate heptahydrate Grade: ACS reagent Purity Limit: 98.0-102.0% (Titration) CAS No.: 7782-85-6 Molecular Formula: Na2HPO4·7H2O Molecular Weight: 268.1 MDL No.: MFCD00149180 Appearance: White crystals Comments: Buffering agent. Storage…
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Succinimide ; >/= 99% (HPLC)
AFG BioscienceSynonyms: 2,5-Diketopyrrolidene2,5-Pyrrolidinedione Purity Limit: ≥ 99% (HPLC) CAS No.: 123-56-8 Molecular Formula: C4H5NO2 Molecular Weight: 99.09 MDL No.: MFCD00005495 Appearance: White crystalline powder Melting Point: 121-128 ºC Storage Temperature: Store at RT
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Synonyms: L(+)-Ascorbic acid sodium saltVitamin C sodium salt Grade: USP Purity Limit: 99.0-101.0% (Titration: anhydrous basis) CAS No.: 134-03-2 Molecular Formula: C6H7O6Na Molecular Weight: 198.1 MDL No.: MFCD00082340 Appearance: White to off-white powder Comments: …
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S-Trityl-L-cysteine ; >/= 98% (HPLC)
AFG BioscienceSynonyms: L-Cys(Trt)-OH(+)-S-Trityl-L-cysteine Purity Limit: ≥ 98% (HPLC) CAS No.: 2799-07-7 Molecular Formula: C22H21NO2S Molecular Weight: 363.5 MDL No.: MFCD00002611 Appearance: White to off-white powder Melting Point: 155-170 °C Optical Rotation: [a]D20 = +113 ± 6º…
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Sudan III Certified ; >/= 80% (dye content)
AFG BioscienceSynonyms: Solvent Red 23 CI 26100 1-[4-(Phenylazo)phenylazo]-2-naphthol Purity Limit: ≥80% (dye content) CAS No.: 85-86-9 Molecular Formula: C22H16N4O Molecular Weight: 352.4 MDL No.: MFCD00003905 Storage Temperature: Store at RT
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ß-Sitosterol ; >/= 40% (HPLC)
AFG BiosciencePurity Limit: ≥ 40% (HPLC) CAS No.: 83-46-5 Molecular Formula: C29H50O Molecular Weight: 414.71 MDL No.: MFCD00003631 Appearance: White to beige crystalline powder Storage Temperature: Store at 0-8 °C
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Synonyms: Sodium dihydrogen phosphate monohydrate Grade: ACS reagent Purity Limit: 98.0-102.0% (Titration) CAS No.: 10049-21-5 Molecular Formula: NaH2PO4·H2O Molecular Weight: 137.99 MDL No.: MFCD00149208 Appearance: White crystals Comments: Buffering agent. Melting…
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Synonyms: Sodium pyrophosphate tetrabasic decahydrateTetrasodium pyrophosphate decahydrate Grade: ACS reagent Purity Limit: 99.0-103.0% (Titration) CAS No.: 13472-36-1 Molecular Formula: Na4P2O7·10H2O Molecular Weight: 446.06 MDL No.: MFCD00149200 Appearance: White crystals …
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Synonyms: Ademetionine disulfate tosylate Grade: USP Purity Limit: 95.0-105.0% (Assay) CAS No.: 97540-22-2 Molecular Formula: C22H34N6O16S4 Molecular Weight: 766.80 MDL No.: MFCD01674068 Appearance: White to off-white powder Storage Temperature: Store at 0-8 °C
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Sodium chloride ; ACS/USP ; 99.0-100.5% (dried basis)
AFG BioscienceGrade: ACS/USP Purity Limit: 99.0-100.5% (dried basis) CAS No.: 7647-14-5 Molecular Formula: NaCl Molecular Weight: 58.44 MDL No.: MFCD00003477 Appearance: White crystalline powder Comments: Used as an electrolyte; buffers ; matrix modification. Melting Point: 800 °C…
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Silica gel 60 for Column chromatography
AFG BioscienceCAS No.: 63231-67-4 MDL No.: MFCD00163736 Appearance: White powder Mesh Size: 0.040-0.063 mm (230-4 Storage Temperature: Store at RT
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Salicylaldehyde
AFG BioscienceSynonyms: (2-Hydroxyphenyl) methanal 2-Formylphenol 2-Hydroxybenzaldehyde CAS No.: 90-02-8 Molecular Formula: C7H6O2 Molecular Weight: 122.12 MDL No.: MFCD00003317 Storage Temperature: Store at 0-8°C
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Sulfanilamide ; >/= 99.5% (anhydrous assay)
AFG BioscienceSynonyms: P-Aminobenzenesulfonamide Purity Limit: ≥99.5% (anhydrous assay) CAS No.: 63-74-1 Molecular Formula: H2NC6H4SO2NH2 Molecular Weight: 172.2 MDL No.: MFCD00007939 Storage Temperature: Store at 0-8°C
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Silver sulfate ; ACS reagent ; >/= 98.0% (Titration)
AFG BioscienceSynonyms: Silver(I) sulfate Grade: ACS reagent Purity Limit: ≥ 98.0% (Titration) CAS No.: 10294-26-5 Molecular Formula: Ag2SO4 Molecular Weight: 311.8 MDL No.: MFCD00003407 Appearance: White solid Comments: Used as a titrimetric reagent. Density: 5.45 Melting Point:…
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Silica gel 60, for Column chromatography
AFG BioscienceCAS No.: 63231-67-4 MDL No.: MFCD00163736 Appearance: White powder Mesh Size: 0.063-0.200 mm (70-23 Storage Temperature: Store at RT
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Synonyms: ß-D-Fructofuranosyl-a-D-glucopyranoside Grade: USP/NF, EP, JP, High Purity, Low Endotoxin CAS No.: 57-50-1 Molecular Formula: C12H22O11 Molecular Weight: 342.30 MDL No.: MFCD00006626 Appearance: White to off-white powder Optical Rotation: [a]D20 = +66.3° to +67.0º …
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Sodium stannate trihydrate ; 99+%
AFG BioscienceSynonyms: Sodium tin(IV) oxide trihydrate Purity Limit: 99+% CAS No.: 12209-98-2 Molecular Formula: Na2SnO3·3H2O Molecular Weight: 166.71 MDL No.: MFCD00150189 Storage Temperature: Store at RT
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Grade: USP Purity Limit: 99.0-100.5% (Titration: anhydrous basis) CAS No.: 7647-14-5 Molecular Formula: NaCl Molecular Weight: 58.44 MDL No.: MFCD00003477 Appearance: White crystalline powder Storage Temperature: Store at RT Warnings: Irritant! Hygroscopic!
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Sodium deoxycholate ; >/= 99% (HPLC)
AFG BioscienceSynonyms: Desoxycholic acid sodium salt 3a,12a-Dihydroxy-5ß-cholanic acid sodium salt Purity Limit: ≥ 99% (HPLC) CAS No.: 302-95-4 Molecular Formula: C24H39NaO4 Molecular Weight: 414.56 MDL No.: MFCD00064139 Storage Temperature: 0-8 ºC
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Synonyms: Sodium phosphate dibasicDisodium hydrogen phosphate Grade: USP Purity Limit: ≥ 99.0% (Titration) CAS No.: 7558-79-4 Molecular Formula: Na2HPO4 Molecular Weight: 141.96 MDL No.: MFCD00003496 Appearance: White crystalline powder Comments: It is used in pH buffer…
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Sodium bromide ; ACS reagent ; >/= 99.0% (Titration)
AFG BioscienceGrade: ACS reagent Purity Limit: ≥ 99.0% (Titration) CAS No.: 7647-15-6 Molecular Formula: NaBr Molecular Weight: 102.89 MDL No.: MFCD00003475 Appearance: White crystalline powder Comments: Standard in ion chromatography. Melting Point: 755 ºC (Approx.) Storage…
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Sarcosine ; >/= 99% (Titration)
AFG BioscienceSynonyms: Sar-OHN-Methylglycine Purity Limit: ≥ 99% (Titration) CAS No.: 107-97-1 Molecular Formula: C3H7NO2 Molecular Weight: 89.09 MDL No.: MFCD00004279 Appearance: White crystalline powder Melting Point: 202-214 °C Storage Temperature: Store at RT
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Synonyms: Sodium phosphate dibasicDisodium hydrogen phosphate Grade: ACS reagent Purity Limit: ≥ 99.0% (Titration) CAS No.: 7558-79-4 Molecular Formula: Na2HPO4 Molecular Weight: 141.96 MDL No.: MFCD00003496 Appearance: White crystalline powder Comments: It is used in pH…
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Grade: ACS/USP-NF/FCC/BP/EP/JP Purity Limit: 99.5-101.0% (Titration) CAS No.: 10102-17-7 Molecular Formula: Na2S2O3·5H2O Molecular Weight: 248.18 MDL No.: MFCD00149186 Appearance: White crystals Comments: Titrimetry. Melting Point: 48 ºC (Approx.) Storage Temperature: …
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Sodium formate ; ACS reagent ; >/= 99.0% (Titration)
AFG BioscienceSynonyms: Formic acid sodium salt Grade: ACS reagent Purity Limit: ≥ 99.0% (Titration) CAS No.: 141-53-7 Molecular Formula: HCOONa Molecular Weight: 68.01 MDL No.: MFCD00013101 Appearance: White crystals Comments: Precipitant for noble metals. Melting Point: 253 ºC…
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Purity Limit: ≥ 99.5% (Assay), Silver content min. 78% CAS No.: 534-16-7 Molecular Formula: Ag2CO3 Molecular Weight: 275.75 MDL No.: MFCD00003403 Appearance: Brown to yellow-green powder or lumps Density: 6.08 g/mL at 25 °C Melting Point: 210 °C (dec.) Storage…
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Synonyms: ß-D-Fructofuranosyl-a-D-glucopyranoside Grade: USP/NF, EP, JP, High Purity, Low Endotoxin CAS No.: 57-50-1 Molecular Formula: C12H22O11 Molecular Weight: 342.30 MDL No.: MFCD00006626 Appearance: White to off-white powder Optical Rotation: [a]D20 = +66.3° to +67.0º …
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Purity Limit: ≥ 99.0% (Titration) CAS No.: 51750-73-3 Molecular Formula: NaNH5PO4·4H2O Molecular Weight: 209.07 MDL No.: MFCD00066970 Appearance: White to colorless crystals Density: 1.544 Storage Temperature: Store at RT
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Sodium acetate trihydrate ; USP ; 99.5-101.0% (Titration)
AFG BioscienceSynonyms: Acetic acid sodium salt Grade: USP Purity Limit: 99.5-101.0% (Titration) CAS No.: 6131-90-4 Molecular Formula: C2H3O2Na·3H2O Molecular Weight: 136.10 MDL No.: MFCD00071557 Appearance: White crystals Comments: Used as buffers. Melting Point: 58 °C (Approx.) …
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Streptomycin sulfate ; >/= 720 IU/mg (Assay)
AFG BioscienceSynonyms: N-Methyl-L-glucosaminidostreptosido streptidine sulfateActivity 650 mg to 850 mg of C21H39N7O12/mg (as is) Purity Limit: ≥ 720 IU/mg (Assay) CAS No.: 3810-74-0 Molecular Formula: (C21H39N7O12)2·3H2SO4 Molecular Weight: 1457.38 MDL No.: MFCD00037023 Appearance: A…
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Sudan Orange G ; >/= 85% (Dye content)
AFG BioscienceSynonyms: Solvent Orange 1CI 119202,4-Dihydroxyazobenzene Purity Limit: ≥ 85% (Dye content) CAS No.: 2051-85-6 Molecular Formula: C12H10N2O2 Molecular Weight: 214.22 MDL No.: MFCD00002275 Appearance: Red-Orange powder Melting Point: 141-148 °C Storage Temperature: Store…
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Strontium Sulphate ; Reagent Grade ; >/= 99% (Assay)
AFG BioscienceGrade: Reagent Grade Purity Limit: ≥ 99% (Assay) CAS No.: 7759-02-6 Molecular Formula: SrSO4 Molecular Weight: 183.68 MDL No.: MFCD00036274 Appearance: White powder Comments: Widely applied in the manufacturing of Barium Salts, pigments, special glass, printing inks,…