Standardization of Ferrous Sulfate, Sodium Thiosulfate

Composition: Zinc Sulfate Heptahydrate 100% Grade: ACS Reagent Boiling Point: > 500°C (decomposes) CAS Number: 7446-20-0 Density: 1.97 Chemical Formula: ZnSO4.7H2O Molecular Weight: 287.55 g/mol Melting Point: 100°C (loses water of hydration) Color: Colorless/white solid Physical…

Composition: Ammonium Acetate 100% Grade: ACS Reagent CAS Number: 631-61-8 Density: 1.17 Chemical Formula: CH3COONH4 Molecular Weight: 77.08 g/mol Melting Point: 113 °C Color: Colorless/white solid Physical State: Solid pH Range: 6.7 to 7.3 Solubility Information: 1480 g/L at…

Sorbic acid (2,4-hexadienoic acid) is a straight chain unsaturated fatty acid. It is an antimicrobial agent. The antimicrobial action of sorbic acid is due to its inhibitory influence on various enzymes in the microbial cell such as enzymes involved in carbohydrate metabolism such as enolase and…

Composition: Sodium Citrate Dihydrate 100% Grade: Purified Boiling Point: Decomposes CAS Number: 6132-04-3 Density: 1.76 Chemical Formula: Na3C6H5O7.2H2O Molecular Weight: 294.1 g/mol Melting Point: >300 °C Color: Colorless/white solid Physical State: Solid pH Range: 7 to 9 …

Composition: Zinc 100% Grade: Purified Boiling Point: 732°C CAS Number: 7646-85-7 Density: 2.91 Chemical Formula: ZnCl2 Molecular Weight: 136.29 g/mol Melting Point: 283°C Color: Colorless/white solid Physical State: Solid Solubility Information: 4080 g/L at 25°C Shelf Life:…

Composition: Ferric Chloride Hexahydrate 100% Grade: ACS Reagent Boiling Point: 280-285 °C CAS Number: 7705-08-0 Density: 2.9 Chemical Formula: Cl3Fe Molecular Weight: 162.2 g/mol Melting Point: 37 °C Color: Brownish-orange solid …

Ferrous sulfate heptahydrate is a reagent used in the manufacturing of iron compounds, in electroplating baths, aluminium etching, process engraving and lithography, and in redox polymerisation. It is used as a reducing agent in chemical processes, leather dyes and writing inks. Also, it is a…

Composition: Sodium Bisulfite 100% Grade: ACS Reagent Boiling Point: 146°C CAS Number: 7631-90-5 Density: 1.48 Chemical Formula: NaHSO3 Molecular Weight: 104.06 g/mol Melting Point: 150°C (decomposes) Color: White solid Physical State: Solid Solubility Information: 540 g/L at…

Composition: Chromium (VI) Oxide 100% Boiling Point: 250°C CAS Number: 1333-82-0 Density: 2.7 Chemical Formula: CrO3 Molecular Weight: 99.99 g/mol Melting Point: 196°C Color: Dark red-black solid Physical State: Solid Solubility Information: 1667…

Composition: Sodium Sulfide Nonahydrate 100% Grade: ACS Reagent Boiling Point: Decomposes CAS Number: 1313-84-4 Density: 1.43 Chemical Formula: Na2S.9H2O Molecular Weight: 240.18 g/mol Melting Point: 50°C Color: Colorless to slightly hygroscopic yellow…

Polyethylene glycol (PEG) is a condensation polymer of ethylene oxide and water. PEGs are susceptible to oxidative degradation in the presence of air. Minimizing the exposure of PEG to elevated temperatures and/or exposure to oxygen, or addition of an antioxidant can limit the amount of…

Acetic Acid, Glacial is an excellent solvent for many organic compounds. Acetic acid is widely used in manufacturing either as starting material or as a solvent. In the food industry, dilute solutions are used for preparation and preservation. Because acetic acid is a weak acid, it is effective as…

Hemoglobin is the major component of red blood cells, and is responsible for their red color. Native hemoglobin from bovine erythrocytes. A major oxygen-transporting component of red blood cells Its normal concentration in erythrocytes is 34%. Hemoglobin is the most important respiratory protein of…

Composition: Lead Acetate Trihydrate 100% Grade: ACS Reagent Boiling Point: 100°C (decomposes) CAS Number: 6080-56-4 Density: 2.55 Chemical Formula: Pb(C2H3O2)2.3H2O Molecular Weight: 379.33 g/mol Melting Point: 75°C Color: Colorless/white solid …

Composition: Hydroxylamine Hydrochloride 100% Grade: ACS Reagent Boiling Point: 305°C CAS Number: 5470-11-1 Density: 1.67 Chemical Formula: NH2OH.HCl Molecular Weight: 69.49 g/mol Melting Point: 155 to 158°C Color: Colorless/white solid Physical State: Solid Solubility…

Potassium phosphate is a reagent with high buffering capacity. It occurs in several forms: monobasic, dibasic and tribasic. Most pH neutral potassium phosphate buffer solutions consist of mixtures of the monobasic and dibasic forms to varying degrees, depending on the desired pH. Potassium…

Ammonium persulfate is a strong oxidizing agent. It is a radical initiator. Ammonium persulfate is a polymerization catalyst used with TEMED for polyacrylamide gel formation. APS has also been utilized to study protein-protein interactions via photoinitiated crosslinking chemistry. Other…

Sodium phosphate dibasic anhydrous is a sodium salt of phosphoric acid. It is a white powder that is highly hygroscopic and water soluble. Sodium phosphate dibasic has been used for preparing phosphate buffer which in turn is utilized in X-gal staining. Sodium phosphate dibasic is an…

Composition: Potassium Permanganate 100% Grade: ACS Reagent CAS Number: 7722-64-7 Density: 2.7 Chemical Formula: KMnO4 Molecular Weight: 158.03 g/mol Melting Point: >240°C Color: Purple-black solid Physical State: Solid Solubility Information: 64 g/L at 20°C Shelf Life: 85…

Composition: Silver Sulfate 100% Grade: ACS Reagent Boiling Point: 1085°C (decomposes) CAS Number: 10294-26-5 Density: 5.45 Chemical Formula: Ag2SO4 Molecular Weight: 311.8 g/mol Melting Point: 652°C Color: Colorless/white solid Physical State: Solid Solubility Information: 8.4…

Sodium bicarbonate is a commonly used laboratory chemical. The compound can react with both acids and bases, therefore it can be used as a neutralizer. When reacting with bases the compound forms carbonates. Sodium bicarbonate may be used to remove or wash acidic impurities from a crude liquid to…

Composition: Stannous Chloride Dihydrate 100% Grade: ACS Reagent Boiling Point: 652 °C CAS Number: 10025-69-1 Density: 2.71 Chemical Formula: SnCl2.2H2O Molecular Weight: 225.65 g/mol Melting Point: 37 to 38 °C (decomposes) Color: White to off-white solid Physical State: Solid …

Ascorbic Acid, also known as Vitamin C, is a six-carbon lactone produced by plants and some animal species but not by humans and other primates. Protects cells against the damaging effects of radiation and oxygen radicals Increases the rate of mineralization in osteoblasts Involved in…

Composition: Ferric Chloride Hexahydrate 100% Grade: Purified Boiling Point: 280-285 °C CAS Number: 10025-77-1 Density: 2.9 Chemical Formula: FeCl3.6H2O Molecular Weight: 162.2 g/mol Melting Point: 37 °C Color: Brownish-orange solid Physical State: Solid Solubility Information:…

Composition: Urea 100% Grade: ACS Reagent Boiling Point: 135°C (decomposes) CAS Number: 57-13-6 Density: 1.34 Chemical Formula: NH2CONH2 Molecular Weight: 60.06 g/mol Melting Point: 133°C (decomposes) Color: White solid Physical State: Solid Solubility Information: 590 g/L at…

Composition: Salicylic Acid 100% Assay Percent: 0.99 Grade: ACS Reagent Boiling Point: 211°C CAS Number: 69-72-7 Density: 1.44 Chemical Formula: C7H6O3 Molecular Weight: 138.12 g/mol Melting Point: 159°C (with sublimation) Color: Colorless/white solid Physical State: Solid …

Composition: Potassium Iodide 100% Grade: ACS Reagent Boiling Point: 1330°C CAS Number: 7681-11-0 Density: 3.12 Chemical Formula: KI Molecular Weight: 166 g/mol Melting Point: 680°C Color: White solid Physical State: Solid pH Range: 6 to 9.2 Solubility Information: 1480 g/L at…

Composition: Phenolphthalein 100% CAS Number: 77-09-8 Density: 1.3 Chemical Formula: C20H14O4 Molecular Weight: 318.32 g/mol Melting Point: 258 to 262°C Color: White to pale yellow powder Physical State: Solid pH Range: 8.0 (colorless) - 10.0 (pink) Solubility Information: 0.4 g/L…

Composition: Silver Nitrate 100% Grade: Purified Boiling Point: Approximately 440°C CAS Number: 7761-88-8 Density: 4.35 Chemical Formula: AgNO3 Molecular Weight: 169.87 g/mol Melting Point: 207.9 - 209.8°C Color: Colorless or white solid Physical State: Solid Solubility…

MAO inhibitor; inhibits platelet aggregation.

Composition: Manganese Chloride Tetrahydrate 100% Grade: ACS Reagent CAS Number: 13446-34-9 Density: 1.91 Chemical Formula: MnCl2.4H2O Molecular Weight: 197.91 g/mol Melting Point: 58 °C(decomposes) Color: Pink solid Physical State: Solid …