AFG Bioscience Chemicals Reagents S
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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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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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Sodium thiosulfate, 99.0-100.5% (Assay, dry basis)
AFG BioscienceCAS # 7772-98-7 Density: 1.67 Grade: USP MDL No.: MFCD00003499 Molecular Formula: Na2S2O3 Molecular Weight: 158.11 Purity Limit: 99.0-100.5% (Assay, dry basis) Storage Temp: Store at RT Appearance: White crystalline powder
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(S)-Boc-ß2-HomoAla-OH ; >/= 99% (TLC)
AFG BioscienceSynonyms: (S)-3-(Boc-amino)-2-methylpropionic acid Purity Limit: ≥ 99% (TLC) CAS No.: 190897-47-3 Molecular Formula: C9H17NO4 Molecular Weight: 203.3 MDL No.: MFCD04040045 Appearance: White powder Optical Rotation: [a]D25 = +20 ± 1º (C=1 in MeOH) Storage Temperature: …
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(S)-4-(1-Aminoethyl)Phenol ; >/= 97% (HPLC)
AFG BiosciencePurity Limit: ≥ 97% (HPLC) CAS No.: 134855-89-3 Molecular Formula: C8H11NO Molecular Weight: 137.18 MDL No.: MFCD03844646 Appearance: White to off-white solid Storage Temperature: Store at 0-8 °C
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S-4-Methylbenzyl-D-cysteine
AFG BioscienceSynonyms: D-Cys(pMeBzl)-OH CAS No.: 127348-02-1 Molecular Formula: C11H15NO2S Molecular Weight: 225.3 MDL No.: MFCD00236945 Storage Temperature: Store at 0-8°C
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Synonyms: Sodium hydrogen carbonate Grade: USP Purity Limit: 99.0-100.5% (Titration: anhydrous basis) CAS No.: 144-55-8 Molecular Formula: NaHCO3 Molecular Weight: 84.01 MDL No.: MFCD00003528 Appearance: White crystalline powder Storage Temperature: Store at RT
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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 bismuthate ; ACS reagent ; >/= 80.0% (Titration)
AFG BioscienceSynonyms: Bismuth sodium trioxide Grade: ACS reagent Purity Limit: ≥ 80.0% (Titration) CAS No.: 12232-99-4 Molecular Formula: NaBiO3 Molecular Weight: 279.97 MDL No.: MFCD00003474 Appearance: Yellow to brown powder Comments: Oxidizer; determination of manganese in iron…
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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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Starch from corn
AFG BioscienceSynonyms: Corn starchStarch from maize CAS No.: 9005-25-8 MDL No.: MFCD00082026 Appearance: White powder Storage Temperature: Store at RT
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Sulfo-MBS-1
AFG BioscienceCAS No.: 92921-25-0 Molecular Formula: C15H9N2O9SNa Molecular Weight: 416.13 MDL No.: MFCD01318594 Storage Temperature: Store at 0-8°C
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CAS # 125559-00-4 Synonyms: LC-SMCC MDL No.: MFCD01863459 Melting Point: 167-173 °C Molecular Formula: C22H29N3O7 Molecular Weight: 447.44 Purity Limit: 99% (NMR) Storage Temp: Store at 0-8 °C Appearance: White solid
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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: ≥ 99.5% (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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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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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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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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S-Acetamidomethyl-L-cysteine hydrochloride ; >/= 98% (HPLC)
AFG BioscienceSynonyms: L-Cys(Acm)-OH·HCl Purity Limit: ≥ 98% (HPLC) CAS No.: 28798-28-9 Molecular Formula: C6H12N2O3S·HCl Molecular Weight: 228.7 MDL No.: MFCD00077080 Appearance: White powder Melting Point: 163-167º C 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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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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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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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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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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ß-Sitosterol ; >/=95%
AFG BioscienceSynonyms: a-Dihydrofucosterol 22,23-dihydrostigmasterol 24ß-ethylcholesterol 5-stigmasten-3ß-ol Purity Limit: ≥95% CAS No.: 83-46-5 Molecular Formula: C29H50O Molecular Weight: 414.71 MDL No.: MFCD00003631 Storage Temperature: Store at 0-8°C
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3-Styryl-L-alanine ; >/= 99% (HPLC)
AFG BioscienceSynonyms: L-Ala(styryl)-OH(S)-3-(amino)-5-phenyl-4-pentenoic acid dicyclohexylamine salt Purity Limit: ≥ 99% (HPLC) CAS No.: 267650-37-3 Molecular Formula: C11H13NO2 Molecular Weight: 191.24 MDL No.: MFCD01860887 Appearance: White to off-white powder Melting Point: 132-138…
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N1,N4-bis-Boc-spermidine, 97% (TLC)
AFG BioscienceCAS # 85503-20-4 Synonyms: 1,5-bis-Boc-1,5,10-triazadecane MDL No.: MFCD16875671 Molecular Formula: C17H35N3O4 Molecular Weight: 345.48 Purity Limit: 97% (TLC) Storage Temp: Store at 0-8 °C Appearance: Colorless oil
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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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Synonyms: L-Cys(aminoethyl)-OH·HClL-4-Thialysine hydrochloride Purity Limit: ≥ 98% (Elemental Analysis) CAS No.: 4099-35-8 Molecular Formula: C5H12N2O2S·HCl Molecular Weight: 200.7 MDL No.: MFCD00036385 Appearance: Slightly beige powder Melting Point: 200-202 ºC Optical…
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Sodium sulfate, anhydrous ; >/= 99% (Titration)
AFG BiosciencePurity Limit: ≥ 99% (Titration) CAS No.: 7757-82-6 Molecular Formula: Na2SO4 Molecular Weight: 142.04 MDL No.: MFCD00003504 Appearance: White powder Melting Point: 884°C Storage Temperature: Store at RT Warnings: Irritant! Hygroscopic!
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S-4-Methylbenzyl-D-penicillamine ; >/= 98% (HPLC)
AFG BioscienceSynonyms: D-Pen(pMeBzl)-OHH-ß,ß-Dimethyl-D-Cys(pMeBzl)-OH Purity Limit: ≥ 98% (HPLC) Molecular Formula: C13H19NO2S Molecular Weight: 253.2 MDL No.: MFCD03788057 Appearance: White powder Melting Point: 168-172 °C Optical Rotation: [a]D22 = -66 ± 2º (C=2 in AcOH) Storage…
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Sodium metabisulfite ; ACS reagent ; >/= 97.0% (Titration)
AFG BioscienceSynonyms: Sodium disulfiteSodium pyrosulfite Grade: ACS reagent Purity Limit: ≥ 97.0% (Titration) CAS No.: 7681-57-4 Molecular Formula: Na2S2O5 Molecular Weight: 190.1 MDL No.: MFCD00167602 Appearance: White crystalline…