Reagents, C, 250 g, Supplies
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L-Cysteine, 99% (Titration: anhydrous basis)
AFG BioscienceCAS # 52-90-4 Synonyms: L-Cys-OH(R)-2-Amino-3-mercaptopropionic acid MDL No.: MFCD00064306 Melting Point: 220°C (dec) Molecular Formula: C3H7NO2S Molecular Weight: 121.16 Optical Rotation: [a]D20 = +8.3 to + 9.5º Purity Limit: 99% (Titration: anhydrous basis) Storage Temp: Store…
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Z-S-benzyl-L-cysteine, 99% (HPLC)
AFG BioscienceCAS # 3257-18-9 Synonyms: Z-L-Cys(Bzl)-OH Z-(S)-2-amino-3-(S-benzylthio)propanoic acid MDL No.: MFCD00004785 Melting Point: 86-95º C Molecular Formula: C18H19NO4OS Molecular Weight: 345.4 Optical Rotation: á20D = -41 ± 2º (c=1 in EtOH) Purity Limit: 99% (HPLC) Storage Temp: Store…
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3-Cyanoindole ; >/= 98% (HPLC)
AFG BioscienceSynonyms: 1H-Indole-3-carbonitrile Purity Limit: ≥ 98% (HPLC) CAS No.: 5457-28-3 Molecular Formula: C9H6N2 Molecular Weight: 142.16 MDL No.: MFCD00022717 Appearance: Light brown or light yellow powder Melting Point: 177-184 ºC Storage Temperature: Store at 0-8 °C
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Calcium nitride, 99% (metals basis)
Thermo Scientific ChemicalsFormula: Ca3N2 Formula weight: 148.25 Purity: 99% (metals basis) CAS Number: 12013-82-0 UN Number: UN3178 Hazard Class: 4.1 Packing Group: II Harmonized Tariff Code: 2850.00 Hazard Statements: H228-H314-H318 Flammable solid. Causes severe skin burns and eye damage. Causes…
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EMSURE® Copper(II) Sulfate Pentahydrate for Analysis
MilliporeSigmaGrade: ACS,ISO,Reag. Ph Eur Formula: CuSO4•5H2O Formula Weight: 249.68 CAS Number: 7758-99-8 Synonym(s): Cupric Sulfate; Copper Sulfate Pentahydrate
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Synonyms: 1-Methylglycocyamidine1-Methylhydantoin-2-imide2-Amino-1-methyl-1,5-dihydro-4H-imidazol-4-one Grade: USP/NF Purity Limit: 98.5-102.0% (Titration: anhydrous basis) CAS No.: 60-27-5 Molecular Formula: C4H7N3O Molecular Weight: 113.12 MDL No.: MFCD00059730 Appearance: …
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ALDRICH Cyanamide, 99%
MilliporeSigmaSynonym(s): Carbimide; Hydrogen cyanamide Formula: NCNH2 Formula Weight: 42.04 CAS No.: 420-04-2 UN Number: UN2811 Purity: 99% Storage: 2-8°C Packaging: 5, 25, 100, 250 g in glass bottle
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Synonyms: Cobaltous chloride hexahydrate Purity Limit: ≥ 99.998% (23.0-25.0 % Cobalt content) CAS No.: 7791-13-1 Molecular Formula: COCl2·6H2O Molecular Weight: 237.93 MDL No.: MFCD00149652 Appearance: Ruby-red crystals Comments: Used as APHA color standard. Density: …
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Chromium carbide, 99.5% (metals basis)
Thermo Scientific ChemicalsFormula: Cr3C2 Formula weight: 180.02 Purity: 99.5% (metals basis) CAS Number: 12012-35-0 UN Number: UN3178 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code: 2849.90 Hazard Statements: H228 Flammable solid. Precautionary Statements: …
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Calcium hydroxide, 99% (Assay)
AFG BioscienceCAS # 1305-62-0 MDL No.: MFCD00010901 Molecular Formula: Ca(OH)2 Molecular Weight: 74.09 Purity Limit: 99% (Assay) Storage Temp: Store at RT Appearance: White solid
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Chloroquine diphosphate salt, 98%
Thermo Scientific ChemicalsSynonym(s): N4-(7-Chloro-4-quinolinyl)-N1,N1-dimethyl-1,4-pentanediamine diphosphate salt Formula: C18H26ClN3.2H3PO4 Formula weight: 515.87 Purity: 98%
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SIGMA CHES, =99.0% (titration)
MilliporeSigmaSynonyms: 2-(Cyclohexylamino)ethanesulfonic acid Formula: C8H17NO3S Formula Weight: 207.29 CAS No.: 103-47-9 Purity: ≥99.0% (titration)
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2-Chlorobenzaldehyde oxime ; >/= 98% (HPLC)
AFG BioscienceSynonyms: o-Chlorobenzaldoxime Purity Limit: ≥ 98% (HPLC) CAS No.: 3717-28-0 Molecular Formula: C7H6ClNO Molecular Weight: 155.58 MDL No.: MFCD00016406 Appearance: Off-white crystalline powder Storage Temperature: Store at 0-8 °C
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Chromium pieces, 3-8mm (0.1-0.31in), 99.99% (metals basis)
Thermo Scientific ChemicalsPurity: 99.99% (metals basis) CAS Number: 7440-47-3 Harmonized Tariff Code: 8112.21
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Carbon black, acetylene, 50% compressed, 99.9+%
Thermo Scientific ChemicalsPurity: 99.9+% CAS Number: 1333-86-4 UN Number: UN1325 Hazard Class: 4.1 Packing Group: III Harmonized Tariff Code: 2803.00 Hazard Statements: H228-H351 Flammable solid. Suspected of causing cancer. Precautionary Statements: P210-P280-P281-P308+P313-P405-P501a Keep away…
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18-Crown 6-ether, 99% (GC)
AFG BioscienceCAS # 17455-13-9 Synonyms: 1,4,7,10,13,16-hexaoxacyclooctadecane MDL No.: MFCD00005113 Melting Point: 34-44 °C Molecular Formula: C12H24O6 Molecular Weight: 264.32 Purity Limit: 99% (GC) Storage Temp: Store at 0-8 °C Appearance: Low melting white to off-white crystals
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18-Crown-6, 99%
Thermo Scientific ChemicalsSynonym(s): 1,4,7,10,13,16-Hexaoxacyclooctadecane Formula: C12H24O6 Formula weight: 264.32 Purity: 99% CAS Number: 17455-13-9 Harmonized Tariff Code: 2932.99 Hazard Statements: H302-H319 Harmful if swallowed. Causes serious eye irritation. Precautionary Statements: …
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Cobalt(II,III) oxide, 99.7% (metals basis)
Thermo Scientific ChemicalsFormula: Co3O4 Formula weight: 240.80 Purity: 99.7% (metals basis) CAS Number: 1308-06-1 UN Number: UN3077 Hazard Class:
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SIGMA Cesium chloride, for molecular biology, =98%
MilliporeSigmaFormula: CsCl Formula Weight: 168.36 CAS No.: 7647-17-8 Purity: ≥98% Application: Used for the preparation of electrically conducting glasses. 1, 2 Used to make solutions for the separation of RNA from DNA by density gradient centrifugation. 3
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3-Chloropropylamine hydrochloride, 98%
Thermo Scientific ChemicalsSynonym(s): 3-Aminopropyl chloride hydrochloride Formula: Cl(CH2)3NH2 HCl Formula weight: 130.02 Purity: 98% CAS Number: 6276-54-6 Harmonized Tariff Code: 2921.19 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory…
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Synonyms: Calcium chloride·2H2O Grade: ACS reagent Purity Limit: 99.0-105.0% (Titration) CAS No.: 10035-04-8 Molecular Formula: CaCl2·2H2O Molecular Weight: 147 MDL No.: MFCD00149613 Appearance: White crystalline powder Comments: Preparation of calcium standard solutions;…
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2-Cyanopyrazine, 99% (GC)
AFG BioscienceCAS # 19847-12-2 Synonyms: Pyrazine-2-carbonitrile MDL No.: MFCD00049361 Molecular Formula: C5H3N3 Molecular Weight: 105.1 Purity Limit: 99% (GC) Storage Temp: Store at 0-8 °C Appearance: Colorless to light yellow liquid
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4-Cumylphenol, 97%
Thermo Scientific ChemicalsSynonym(s): 4-(2-Phenylisopropyl)phenol Formula: C15H16O Formula weight: 212.29 Purity: 97% CAS Number: 599-64-4 Harmonized Tariff Code: 2907.19 Hazard Statements: H302-H315-H319-H335 Harmful if swallowed. Causes skin irritation. Causes serious eye irritation. May cause…
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Formula: CaCl2 · 2H2O Formula Weight: 147.01 CAS No.: 10035-04-8 Purity: ≥99% Application: Useful in preparing competent bacteria.
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Calcium hypochlorite, tech.
Thermo Scientific ChemicalsSynonym(s): Bleaching powder Formula: CaCl2O2 Formula weight: 142.98 CAS Number: 7778-54-3 UN Number: UN1748 Hazard Class: 5.1 Packing Group: II Harmonized Tariff Code: 2828.10 Hazard Statements: H272-H314-H302 May intensify fire; oxidizer. Causes severe skin burns and…
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Cerium(III) chloride hydrate, REacton r, 99.9% (REO)
Thermo Scientific ChemicalsSynonym(s): Cerous chloride Formula: CeCl3 xH2O Formula weight: 246.48(anhy) Purity: 99.9% (REO) CAS Number: 19423-76-8 Harmonized Tariff Code: 2846.10 Hazard Statements: H315-H319-H335 Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation. …
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Synonyms: Peptone from casein CAS No.: 91079-40-2 Application: Casein hydrolysates are used in the formulation of culture media for the cultivation of heterotrophic microorganisms. N-Z-Case ® Plus is to be used in laboratory media and fermentation where a high degree of solution…
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Copper turnings, 99.9% (metals basis)
Thermo Scientific ChemicalsPurity: 99.9% (metals basis) CAS Number: 7440-50-8 Harmonized Tariff Code: 7403.19
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4-Chloro-1-butanol, tech. 85%
Thermo Scientific ChemicalsSynonym(s): Tetramethylene chlorohydrin Formula: Cl(CH2)4OH Formula weight: 108.57 Purity: tech. 85% CAS Number: 928-51-8 Packing Group: III Harmonized Tariff Code: 2905.59 Hazard Statements: H301-H227-H315-H319-H335 Toxic if swallowed. Combustible liquid. Causes skin…
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Cytosine ; >/= 99% (HPLC)
AFG BioscienceSynonyms: 4-Amino-2-hydroxypyrimidine4-Amino-2-oxo-1,2-dihydropyrimidine Purity Limit: ≥ 99% (HPLC) CAS No.: 71-30-7 Molecular Formula: C4H5N3O Molecular Weight: 111.1 MDL No.: MFCD00006034 Appearance: White to off-white crystalline powder Comments: lmax. 275 nm, log e…
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2-Chloroacetamide, 98+%
Thermo Scientific ChemicalsFormula: ClCH2CONH2 Formula weight: 93.51 Purity: 98+% CAS Number: 79-07-2 UN Number: UN2811 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code: 2924.19 Hazard Statements: H301-H361-H317 Toxic if swallowed. Suspected of damaging fertility or the unborn child. May…