AFG Bioscience Chemicals Reagents L
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Leishman Stain ; = 8%
AFG BioscienceSynonyms: Eosin Methylene blue according to Leishman Methylene blue-eosin Leishman Purity Limit: ≤ 8% CAS No.: 12627-53-1 Molecular Weight: 0 MDL No.: MFCD00131498 Appearance: Dark green powder Storage Temperature: Store at RT
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Synonyms: L-Met-OH(S)-Methionine Grade: USP Purity Limit: 98.5-101.5% (Titration: anhydrous basis) CAS No.: 63-68-3 Molecular Formula: C5H11NO2S Molecular Weight: 149.2 MDL No.: MFCD00008077 Appearance: White to off-white crystalline powder Melting Point: 284°C (dec) …
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L-4-trans-Hydroxyproline benzyl ester hydrochloride
AFG BioscienceSynonyms: L-Hyp-OBzl·HCl CAS No.: 62147-27-7 Molecular Formula: C12H15NO3·HCl Molecular Weight: 257.73 MDL No.: MFCD00237998 Storage Temperature: Store at 0-8°C
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L-Isoleucine ß-naphthylamide
AFG BioscienceSynonyms: L-Ile-ßNA CAS No.: 732-84-3 Molecular Formula: C16H20N2O Molecular Weight: 256.19 MDL No.: MFCD00055912 Storage Temperature: Store at 0-8°C
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L-Threonine methyl ester hydrochloride ; >/= 98% (HPLC)
AFG BioscienceSynonyms: L-Thr-OMe·HCl Purity Limit: ≥ 98% (HPLC) CAS No.: 39994-75-7 Molecular Formula: C5H11NO3·HCl Molecular Weight: 169.6 MDL No.: MFCD00037677 Appearance: Yellow oil Optical Rotation: [a]D20 = -15 ± 2º (C=1 in 5N HCl or C=6 in 5N HCl) Storage Temperature: Store at…
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L-ß-HomoAla(3-benzothienyl)-OH·HCl ; >/= 99% (TLC)
AFG BioscienceSynonyms: (3-Benzothienyl)-L-ß-homoalanine hydrochloride(S)-3-Amino-4-(3-benzothienyl)butyric acid hydrochloride Purity Limit: ≥ 99% (TLC) CAS No.: 270063-44-0 Molecular Formula: C12H13NO2S·HCl Molecular Weight: 271.76 MDL No.: MFCD01861040 Appearance: White powder Melting…
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L-ß-Homomethionine hydrochloride ; >/= 98% (NMR)
AFG BioscienceSynonyms: L-ß-HomoMet-OH·HCl(R)-3-Amino-5-(methylthio)pentanoic acid hydrochloride Purity Limit: ≥ 98% (NMR) CAS No.: 75946-25-7 Molecular Formula: C6H13NO2S·HCl Molecular Weight: 199.7 MDL No.: MFCD01862854 Appearance: White powder Optical Rotation: [a]D25 = +14.0 ± 2º…
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L-ß-Homoleucine hydrochloride ; >/= 98% (NMR)
AFG BioscienceSynonyms: L-ß-HomoLeu-OH·HCl(S)-3-Amino-5-methylhexanoic acid hydrochloride Purity Limit: ≥ 98% (NMR) CAS No.: 96386-92-4 Molecular Formula: C7H15NO2·HCl Molecular Weight: 181.66 MDL No.: MFCD01862871 Appearance: White powder Storage Temperature: Store at 0-8°C
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L-Norvalinol ; >/= 99% (GC)
AFG BioscienceSynonyms: (S)-2-Aminopentan-1-ol Purity Limit: ≥ 99% (GC) CAS No.: 22724-81-8 Molecular Formula: C5H13NO Molecular Weight: 103.16 MDL No.: MFCD02683229 Appearance: White solid Optical Rotation: [a]D24 = +18.0 ± 2º (C=1 in CHCl3) Storage Temperature: Store at 0-8 °C
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Lithium metaborate, 98.0-102.0% (Titration)
AFG BioscienceCAS # 13453-69-5 Synonyms: Boric acid lithium salt Comments: It is used for flux. Grade: ACS reagent MDL No.: MFCD00011089 Melting Point: 845 ºC (Approx.) Molecular Formula: LiBO2 Molecular Weight: 49.75 Purity Limit: 98.0-102.0% (Titration) Storage Temp: Store at RT …
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D-Luciferin, 99% (HPLC)
AFG BioscienceCAS # 2591-17-5 Synonyms: (S)-2-(6-Hydroxy-2-benzothiazolyl)-2-thiazoline-4-carboxylic acid MDL No.: MFCD00042929 Molecular Formula: C11H8N2O3S2 Molecular Weight: 280.33 Purity Limit: 99% (HPLC) Storage Temp: Store at -20 °C Appearance: Light yellow powder
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L-Methionine ß-naphthylamide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Met-ßNA Purity Limit: ≥ 99% (TLC) CAS No.: 7424-16-0 Molecular Formula: C15H18N2OS Molecular Weight: 274.39 MDL No.: MFCD00190955 Appearance: Off-white powder Melting Point: 77-84 °C Storage Temperature: Store at 0-8°C
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L-Threonine O-phosphate ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Thr(PO3H2)-OHL-2-Amino-3-hydroxybutanoic acid 3-phosphate Purity Limit: ≥ 99% (TLC) CAS No.: 1114-81-4 Molecular Formula: C4H10NO6P Molecular Weight: 199.1 MDL No.: MFCD00069578 Appearance: White powder Storage Temperature: Store at ≤ -4 °C
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Lithium chromate
AFG BioscienceCAS No.: 14307-35-8 Molecular Formula: Li2CrO4 Molecular Weight: 129.87 MDL No.: MFCD00016175 Storage Temperature: Store at RT
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L-Carnitine ; 99.50%
AFG BioscienceSynonyms: ß-Hydroxy-?-trimethylaminobutyric acid (R)-3-Hydroxy-4-(trimethylammonio)butyrate Purity Limit: 99.50% CAS No.: 541-15-1 Molecular Formula: C7H15NO3 Molecular Weight: 161.2 MDL No.: MFCD00038747 Appearance: White crystalline Storage Temperature: Store at RT …
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L-Asparagine amide hydrochloride
AFG BioscienceSynonyms: L-Asn-NH2·HCl CAS No.: 57471-69-9 Molecular Formula: C4H9N3O2·HCl Molecular Weight: 167.63 MDL No.: MFCD00077102 Storage Temperature: Store at 0-8°C
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Synonyms: (H-L-Cys-OtBu)2·2HCl Purity Limit: ≥ 97% (TLC) CAS No.: 38261-78-8 Molecular Formula: C14H28N2O4S2·2HCl Molecular Weight: 425.44 MDL No.: MFCD00237452 Appearance: White solid Optical Rotation: [a]D20 = -98 ± 2º (C=1 in H2O) Storage Temperature: Store at 0-8 °C
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L-Norvaline methyl ester hydrochloride ; >/= 99.9% (HPLC)
AFG BioscienceSynonyms: L-Nva-OMe·HCl Purity Limit: ≥ 99.9% (HPLC) CAS No.: 56558-30-6 Molecular Formula: C6H13NO2·HCl Molecular Weight: 167.6 MDL No.: MFCD00190974 Appearance: White to off-white powder Melting Point: 98-106 ºC Optical Rotation: [a]D20 = + 21 ± 2 º (C=1 in EtOH) …
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L-Homoserine ; 98%
AFG BioscienceSynonyms: L-HomoSer-OH L-2-Amino-4-hydroxybutyric acid (S)-2-Amino-4-hydroxybutyric acid Purity Limit: 98% CAS No.: 672-15-1 Molecular Formula: C4H9NO3 Molecular Weight: 119.12 MDL No.: MFCD00063090 Melting Point: 203°C (dec) Storage Temperature: Store at RT
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L-Leucine amide ; >/= 98% (GC)
AFG BioscienceSynonyms: L-Leu-NH2 Purity Limit: ≥ 98% (GC) CAS No.: 687-51-4 Molecular Formula: C6H14N2O Molecular Weight: 130.19 MDL No.: MFCD00238027 Appearance: White crystalline powder Melting Point: 90-104 °C (lit.) Optical Rotation: [a]D20 = +7 ± 2º (C=5 g/100 mL H2O) Storage…
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Lead Sulfate ; >/= 98% (Assay)
AFG BioscienceSynonyms: Lead(II) sulfate Purity Limit: ≥ 98% (Assay) CAS No.: 7446-14-2 Molecular Formula: PBSO4 Molecular Weight: 303.26 MDL No.: MFCD00011166 Appearance: White to very faintly beige crystals and/ Storage Temperature: Store at RT
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L-Homoleucine Hydrochloride ; >/= 96% (TLC)
AFG BioscienceSynonyms: L-HomoLeu-OH·HCl Purity Limit: ≥ 96% (TLC) CAS No.: 96386-92-4 Molecular Formula: C7H15NO2·HCl Molecular Weight: 181.66 MDL No.: MFCD06795775 Storage Temperature: Store at 0-8°C
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L-Cyclopentylglycine ; 99%
AFG BioscienceSynonyms: Gly(cyclopentyl)-OH (S)-Amino-cyclopentyl-acetic acid Purity Limit: 99% CAS No.: 2521-84-8 Molecular Formula: C7H13NO2 Molecular Weight: 143.1 MDL No.: MFCD03788076 Storage Temperature: Store at 0-8°C
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L-(-)-Xylose ; >/= 98% (TLC)
AFG BioscienceSynonyms: L-Xylose Purity Limit: ≥ 98% (TLC) CAS No.: 609-06-3 Molecular Formula: C5H10O5 Molecular Weight: 150.13 MDL No.: MFCD00151096 Appearance: White to off-white crystalline powder Optical Rotation: [a]D = -19 ± 2º (c=10 in Water) Storage Temperature: Store at 0-8 °C
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L-allo-Threoninol
AFG BioscienceSynonyms: L-allo-Thr-ol (2R,3S)-2-Amino-1,3-butanediol Molecular Formula: C4H11NO2 Molecular Weight: 105.1 MDL No.: MFCD00672370 Storage Temperature: Store at 0-8°C
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L-Histidine ß-naphthylamide
AFG BioscienceSynonyms: L-His-ßNA CAS No.: 7424-15-9 Molecular Formula: C16H16N4O Molecular Weight: 280.01 MDL No.: MFCD00051166 Storage Temperature: Store at 0-8°C
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L-3,5-Dibromotyrosine ; 99+%
AFG BioscienceSynonyms: 3,5-Dibromo-L-Tyr-OH (S)-3-(3,5-dibromo-4-hydroxyphenyl)alanine Purity Limit: 99+% CAS No.: 300-38-9 Molecular Formula: C9H9Br2NO3 Molecular Weight: 339 MDL No.: MFCD00037204 Appearance: Crystalline Storage Temperature: Store at RT
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L-2-Cyclohexylglycine hydrochloride
AFG BioscienceSynonyms: L-Chg-OH·HCl H-Cyclohexyl-L-Gly-OH·HCl (S)-Cyclohexylglycine hydrochloride CAS No.: 14328-51-9 Molecular Formula: C8H15NO2·HCl Molecular Weight: 193.7 MDL No.: MFCD00050539 Storage Temperature: Store at 0-8°C
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L-Threonine ß-naphthylamide
AFG BioscienceSynonyms: L-Thr-ßNA (S)-2-Amino-3-hydroxybutanoic acid ß-naphthylamide CAS No.: 729-25-9 Molecular Formula: C14H16N2O2 Molecular Weight: 244.21 MDL No.: MFCD00080957 Storage Temperature: Store at 0-8°C
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L-Serine ß-naphthylamide ; >/= 99% (TLC)
AFG BioscienceSynonyms: L-Ser-ßNAL-ß-Hydroxyalanine ß-naphthylamide Purity Limit: ≥ 99% (TLC) CAS No.: 888-74-4 Molecular Formula: C13H14N2O2 Molecular Weight: 230.27 MDL No.: MFCD00080939 Appearance: White to slightly pink powder Optical Rotation: [a]D24 = -9 ± 2º (C=1 in MeOH) …
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L-Glutamine ; >/= 99% (anhydrous assay)
AFG BioscienceSynonyms: L-Gln-OH Purity Limit: ≥ 99% (anhydrous assay) CAS No.: 56-85-9 Molecular Formula: C5H10N2O3 Molecular Weight: 146.15 MDL No.: MFCD00008044 Appearance: White crystalline powder Melting Point: 185°C (dec) Optical Rotation: [a]D20 = + 6 ± 2 º Storage…
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L-Valine-2-chlorotrityl resin(0.3-0.8 meq/g, 200-400 mesh)
AFG BioscienceSynonyms: L-Val-2-chlorotrityl resin MDL No.: MFCD06809947 Appearance: Yellow powder DVB: 1% DVB Mesh Size: 200-400 mesh Storage Temperature: Store at 0-8 °C Substitution: 0.3-0.8 meq/g