Chemsavers – Astefal

Molybdenum Metal, Pellets 16mm Diam. x 8.8mm Length, 99.95+% (Metals Basis), 160

12 de agosto de 20260

Molybdenum Metal, Pellets 16mm Diam. x 8.8mm Length, 99.95+% (Metals Basis), 160gFor Research & DevelopmentNot for drug, human, animal, or food useCertificate of Analysis:Appearance (Color) GrayAppearance (Form) PelletsAssay (Metals Basis) 99.95+%Particle Size -200 to +325 meshX-Ray Diffraction Conforms to standard patternICP Assay Confirms molybdenum componentMaximum Impurities: Aluminum (Al) 0.0025%; Bismuth (Bi) 0.0005%; Calcium (Ca) 0.002%; Carbon (C) 0.002%; Chromium (Cr) 0.001%; Copper (Cu) 0.001%; Iron (Fe) 0.004%; Lead (Pb) 0.001%; Magnesium (Mg) 0.001%; Manganese (Mn) 0.0005%; Nickel (Ni) 0.0015%; Nitrogen (N) 0.003%; Oxygen (O) 0.002%; Silicon (Si) 0.0015%; Silver (Ag) 0.0005%; Sulfur (S) 0.0005%; Tin (Sn) 0.0005%; Titanium (Ti) 0.001%CAS: 7439-98-7FORMULA: MoThis item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist. Normal 0 false false false EN-US X-NONE X-NONE

Potassium Perrhenate, 99+% (Metals Basis), Certified, 8.8g

12 de agosto de 20260

NFPA RATINGS Health:2Flammability:0Reactivity:2Special hazard:OXStorage Color Code For Research & DevelopmentNot for drug, clinical use in humans, for food or food additive useOxidizing solid, n.o.s., 5.1, UN1479, IILtd. Qty. (max. 1kg per container) Certificate of AnalysisInorganic Reagent/Trace MetalPA6195 L243089Assay (gravimetric as Re) 64% Assay (metals basis) >99.0% ICP analysis confirms Re & K components Melting point 350 degrees C Total metallic impurities (ppm) Al 10 Ca 10 Fe 50 Mg 10White crystalline powder SAFETY DATA SHEETS AVAILABE UPON REQUESTPOTASSIUM PERRHENTATEPotassium perrhenate(VII), Potassium rhenate oxide, Potassium rhenium oxide,GHS SAFETY INFORMATIONPictogramFlame over Circle/Exclamation Mark Signal wordDangerGHS H StatementH272 May intensify fire; oxidizer. H315 Causes skin irritation. H319 Causes serious eye irritation. H335 May cause respiratory irritation. GHS P StatementP220 Keep/Store away from clothing/…/combustible materials. P261 Avoid breathing dust/fume/gas/mist/vapors/spray. P305+351+338 IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing.CAS: 10466-65-6EINECS: 233-953-8FORMULA: KReO4MDL: MFCD00011365MOLECULAR WEIGHT: 289.30 This item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist.

Aluminum Ammonium Sulfate Dodecahydrate, ACS, 98+%, 500g

12 de agosto de 20260

Aluminum Ammonium Sulfate Dodecahydrate,ACS, 98+%, 500gFor Research & DevelopmentNot for drug, human, animal, or food useSpecifications:Appearance (Color) Colorless to whiteAppearance (Form) Powder, crystals, granulesAssay (by Complexometry) 98.0% - 102.0%Insoluble Matter <0.005%Chloride (Cl) <0.001%Calcium (Ca) <0.05%Heavy Metals (as Pb) <0.001%Iron (Fe) <0.001%Potassium (K) <0.05%Sodium (Na) <0.01%CAS: 7784-26-1FORMULA: AlNH4(SO4)2 · 12H2O This item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist.

Denatonium Benzoate, 99+%, 25g

11 de agosto de 20260

Loss on Drying 1.0% max. Chloride 0.20% max. Acidity (3% aq. solution) 6.5 - 7.5. Assay 99.0% min. Residue on Ignition 0.1% max. Identification D (by Chemical) Pass test.

Malonic Acid, 99+%, 500g

11 de agosto de 20260

Malonic Acid, 99+%, 500gFor Research & DevelopmentNot for drug, human, animal, or food useSpecifications:Appearance (Color) WhiteAppearance (Form) Crystalline powderAssay (Titration) 99+%Odor Acetic acid-likeMelting Point 132 – 136°CFlash Point 200+°FSolubility Soluble in water, alcohol and etherCAS: 141-82-2FORMULA: CH2(COOH)2This item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist.

Ferrous Sulfate Heptahydrate, ACS, 99+%, 500g

11 de agosto de 20260

Synonyms: Iron(II) sulfate heptahydrateCAS: 7782-63-0Molecular Formula: FeSO4 · 7H2OMolecular Weight: 278.01 g/molTestSpecificationDescriptionBlue-green crystalsIdentificationComplies with USP for Ferrous Salts and SulfateAssay99.0% min.Insoluble Matter0.01% max.Chloride (Cl)0.001% max.Phosphate (PO4)0.001% max.Calcium (Ca)0.005% max.Copper (Cu)0.005% max.Magnesium (Mg)0.002% max.Manganese (Mn)0.05% max.Potassium (K)0.002% max.Sodium (Na)0.02% max.Zinc (Zn)0.005% max.Ferric Ion (Fe3+)0.1% max.

Hydroxylamine Hydrochloride, ACS, 99+%, 100g

11 de agosto de 20260

Hydroxylamine Hydrochloride, ACS, 99+%, 100g For Research & Development Not for drug, human, animal, or food use Specifications: Appearance (Color) White Appearanece (Form) Crystals Clarity & Color Alcohol Solution To pass test Melting Point 151 °C (Approx.) Heavy Metals <5 ppm (as Pb) Sulfur Compounds <0.005% (as SO4) Cation Ammonium (NH4) To pass test Iron (Fe) <5 ppm Titrable Acid <0.25 meq/g Assay by Titration 99+% Grade ACS Reagent Residue after Ignition <0.05% CAS: 5470-11-1 FORMULA: NH2OH · HCl This item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist.

Potassium Carbonate Anhydrous, ACS, 99+%, 2.5kg

11 de agosto de 20260

Sulfate (SO4) 0.004% max. Phosphate (PO4) 0.001% max. Calcium (Ca) 0.005% max. Sodium (Na) 0.02% max. Magnesium (Mg) 0.002% max. Iron (Fe) 5 ppm max. Appearance White granular. Silica (SiO2) 0.005% max.

p-Toluenesulfonic Acid Monohydrate, 99+%, 100g

11 de agosto de 20260

Synonyms: 4-Methylbenzenesulfonic acid monohydrate, 4-Toluenesulfonic acid monohydrate, PTSA monohydrate, TsOH monohydrateCAS: 6192-52-5Molecular Formula: CH3C6H4SO3H · H2OMolecular Weight: 190.22 g/molTestSpecification% Residue on Ignition< 0.2%% Sulfuric Acid< 0.30%% TSA88% min.% TSA Monohydrate97% min.Appearance/ColorWhite crystalsFree Water< 2.5%Iron (Fe)< 5 ppmPara Isomer % of TSA99% min.Setting Point103.5 °C

Trichloroacetic Acid, ACS, 99+%, 500g

11 de agosto de 20260

Synonyms: TCACAS: 76-03-9Molecular Formula: Cl3CCOOHMolecular Weight: 163.39 g/molTestSpecificationDescriptionWhite moist colorless crystalsClarity and Color of Solution10% soln. is clear & colorlessAssay99.0% min.Insoluble Matter0.01% max.Residue after Ignition0.03% max.Chloride (Cl)0.002% max.Nitrate (NO3)0.002% max.Phosphate (PO4)0.0005% max.Sulfate (SO4)0.02% max.Heavy Metal0.002% max.Iron (Fe)0.001% max.Substance Darkened by H2SO4Passes the test

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Molybdenum Metal, Pellets 16mm Diam. x 8.8mm Length, 99.95+% (Metals Basis), 160

Potassium Perrhenate, 99+% (Metals Basis), Certified, 8.8g

Aluminum Ammonium Sulfate Dodecahydrate, ACS, 98+%, 500g

Denatonium Benzoate, 99+%, 25g

Malonic Acid, 99+%, 500g

Ferrous Sulfate Heptahydrate, ACS, 99+%, 500g

Hydroxylamine Hydrochloride, ACS, 99+%, 100g

Potassium Carbonate Anhydrous, ACS, 99+%, 2.5kg

p-Toluenesulfonic Acid Monohydrate, 99+%, 100g

Trichloroacetic Acid, ACS, 99+%, 500g

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