Zinc Chloride, 97+%, 500g
Synonyms: DichlorozincCAS: 7646-85-7Molecular Formula: ZnCl2Molecular Weight: 136.30 g/molTestSpecificationAssay97% min.AppearanceWhite powderIron (Fe)10 ppm max.Lead (Pb)10 ppm max.Zinc Oxide (ZnO)1.50% max.Sulfate (SO4)0.015% max.
Fluorescein Disodium Salt (Water Soluble), 90-102%, 500g
Fluorescein Disodium Salt (Water Soluble), 90-102%, 500gFor Research & DevelopmentNot for drug, human, animal, or food useSpecifications:Appearance (Color) Orange, brown or redAppearance (Form) PowderIdentification A, B, C – To pass testsAssay (on Dry Basis) 90.0-102.0%Loss on Drying at 135°C / 1 hour <8%Zinc (Zn) – To pass testAcriflavine – To pass testSolubility 1mg/ml in H2O Clear to slightly hazy, dark yellow to brownish yellow solution with greenish fluorescenceResidual Solvents (Isopropyl Alcohol) <5000 ppmCAS: 518-47-8FORMULA: C20H10Na2O5This 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
Tin(II) Chloride Dihydrate, ACS, 98%, 500g
Tin(II) Chloride Dihydrate, ACS, 98%, 500gFor Research & DevelopmentNot for drug, clinical use in humans, for food or food additive useCertificate of Analysis:Appearance (Color) Off-whiteAppearance (Form) PowderAssay (Titration) 98%ICP Major Analysis Confirms Sn Component Iron (Fe) <0.003%Sodium (Na) <0.01%Lead (Pb) <0.01%Calcium (Ca) <0.005%Potassium (K) <0.005%Solubility (Turbidity) Clear c = 5g/10ml; 50% HClSulfate Approximately 0.003% – Passes testCAS: 10025-69-1FORMULA: SnCl2 · 2H2O 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. Normal 0 false false false EN-US X-NONE X-NONE
Lithium Chloride, Reagent, 99+%, 500g
Lithium Chloride, Reagent, 99+%, 500g For Research & Development Not for drug, human, animal, or food use Specifications: Appearance (Color) White Appearance (Form) Powder Purity (Titration) 99+% 1H NMR Spectrum – Conforms Water (KF)(%) <1.5% CAS: 7447-41-8 FORMULA: LiCl 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.
Succinimide, 99+%, 500g
Succinimide, 99+%, 500gFor Research & DevelopmentNot for drug, human, animal, or food useSpecifications:Appearance (Color) WhiteAppearance (Form) Crystal/FlakesAssay 99+% Loss on Drying <0.5%Melting Point 121-126 Deg CResidue on Ignition <0.5%CAS: 123-56-8FORMULA: C4H5NO2This 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+%, 500g
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.
Potassium Ferrocyanide Trihydrate, ACS, 98.5+%, 500g
Synonyms: Potassium hexacyanoferrate(II) trihydrate, Yellow prussiateCAS: 14459-95-1Molecular Formula: K4Fe(CN)6 · 3H2OMolecular Weight: 422.39 g/molTestSpecificationAppearanceYellow crystalline powderAssay (Titration)98.5 – 102.0%Chloride (Cl)0.01% max.Sulfate (SO4)0.01% max.Insoluble Matter0.005% max. 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.
Molybdenum Trioxide, 99.95+% (Trace Metals Basis), 500g
Synonyms: Molybdenum(VI) oxideCAS: 1313-27-5Molecular Formula: MoO3Molecular Weight: 143.94 g/molTestSpecificationAssay (MoO3)99.95% min.AppearanceGrey powderWater (H2O)0.0005% max.Cadmium (Cd)0.0015% max.Iron (Fe)0.0020% max.Lead (Pb)0.0005% max.Copper (Cu)0.0015% max.Magnesium (Mg)0.0010% max.Potassium (K)0.0080% max.Nickel (Ni)0.0010% max.Molybdenum (Mo)66.63% min.Sodium (Na)0.002% max.Phosphorus (P)0.005% max.Aluminum (Al)0.0015% max.Bismuth (Bi)0.001% max.Water Insoluble Matter0.015% max.Chloride (Cl)0.05% max. 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.
p-Toluenesulfonic Acid Monohydrate, 99+%, 500g
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
Ferrous Sulfate Heptahydrate, ACS, 99+%, 500g
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.