Congo Red R-R 5% aqueous CHEM-212724204 Technical information about chemical reagents: Chemical formula: C₃₂H₂₂N₆Na₂O₆S₂. CAS number: 573-58-0 EC no.: 209-358-4 Synonyms: Congo Red, Congo Red, Direct Red 28 Physical state: liquid Color: red Odor: characteristic pH value: approx. 6.7 (1%, 20°C) Melting point: >360°C...

Phenolphthalein indicator CHEM*214145003 Technical information about chemical reagents: Chemical name: Phenolphthalein (3,3-Bis-(4-hydroxyphenyl)phthalid). Chemical formula: C20H14O4 Molar mass: 318.33 g/mol CAS number: 77-09-8 EC number: 201-004-7 Catalog number: CHEM*214145003 Physicochemical properties: Form: solid, fine crystalline powder Color: white or pale yellow Odor: faint Melting point:...

Phenolphthalein indicator CHEM*214145003 Technical information about chemical reagents: Chemical name: Phenolphthalein (3,3-Bis-(4-hydroxyphenyl)phthalid). Chemical formula: C20H14O4 Molar mass: 318.33 g/mol CAS number: 77-09-8 EC number: 201-004-7 Catalog number: CHEM*214145003 Physicochemical properties: Form: solid, fine crystalline powder Color: white or pale yellow Odor: faint Melting point:...

Technical information on chemical reagents: Chemical formula: HCOOH CAS number: 64-18-6 EC number: 200-579-1 Synonyms: methanoic acid Grade: pure Purity / content: 50% Molar mass: 46.03 g/mol Density: 1.12 g/ml Physical form: colorless liquid Type: acids Packaging: plastic bottle Expiration date: at least 24...

Potassium iodide 25kg BIOMUS Technical product information Chemical formula: KI CAS number: 7681-11-0 EC number: 231-659-4 Species: Pure for analysis Cleanliness: 99.9% Net weight: 25kg Example use of the chemical raw material Emergency medicine: Potassium iodide is used as an emergency measure to protect...

Perchloric acid 65% pct. Technical information about chemical reagents: Chemical formula: HClO₄. CAS number: 7601-90-3 EC number: 231-512-4 Synonyms: Chloric acid (VII), Perchloric acid solution 65%. Molar mass: 100.46 g/mol Species: pure Purity: 65.0 ± 1.0% Examples of professional applications in various industries: Chemical...

Benzaldehyde CZ Biolaboratorium Technical information about chemical reagents: Chemical formula: C₇H₆O Systematic name: Benzoaldehyde CAS number: 100-52-7 EC number: 202-860-4 Synonyms: Benzolcarbaldehyde Type: CZ Purity: min. 98.0% State of matter: liquid Color: colorless to straw yellow Odor: bitter almond pH value: 5.9 (1g/l, H₂O,...

Technical information on chemical reagents: Chemical name: IRON(III) CHLORIDE anhydrous English name: Iron(III) chloride Synonyms: Iron(III) chloride Type: pure for analysis Chemical formula: FeCl3 Molar mass: 162.2 g/mol EC number: 231-729-4 CAS number: 7705-08-0 Appearance: dark brown to black crystalline powder Odor: pungent, chlorine-like...

Acidic Sodium Fluoride Chemical Name: Acidic Sodium Fluoride Synonyms: Acidic Sodium Fluoride, NaHF2 Chemical Formula: NaHF2 Molar Mass: 61.99 g/mol CAS No.: 1333-83-1 EC: 215-630-3 Technical Specifications Form: solid Color: white Odor: odorless pH Value: approx. 3.6 (50 g/l, 20°C) Melting Point: 125°C (decomposition)...

Potassium Hydroxide 0.1 mol/L - Standard Solution in Anhydrous Propanol Technical Specifications Composition: KOH/C₃H₇OH (Propanol, anhydrous) Molar Mass: not applicable (solution) CAS Number: not applicable EC Number: not applicable Physical State: liquid Color: colorless Odor: pungent, characteristic (propanol) pH Value: alkaline Melting Point: approx....

Potassium Hydroxide 0.05 mol/L - Titrated Solution in Propanol Technical Specifications Composition: KOH/C₃H₇OH Molar Mass: not applicable (solution) CAS Number: not applicable EC Number: not applicable Physical State: liquid Color: colorless Odor: alcoholic (propanolic) pH Value: approx. 14 (20°C) Melting Point: approx. -126°C (Propanol)...

Potassium Hydroxide 0.01 mol/L - Titrated Solution in Propanol Technical Specifications Composition: KOH/C₃H₇OH Molar Mass: not applicable (solution) CAS Number: not applicable EC Number: not applicable Physical State: liquid Color: colorless Odor: alcoholic (propanolic) pH Value: approx. 14 (20°C) Melting Point: approx. -126°C (Propanol)...

Potassium Hydrogen Sulfate (KHSO₄) - p.c. Technical Specifications Chemical Name: Potassium Bisulfate Alternative Names: Potassium Hydrogen Sulfate, Potassium Bisulfate Chemical Formula: KHSO₄. Molecular Weight: 136.17 g/mol CAS Number: 7646-93-7 EC Number: 231-594-1 Form: solid Color: colorless Odor: odorless pH Value: approx. 1 (50 g/l...

Potassium Pyrosulfite (K2S2O5) - p.d.a. Technical Information Chemical Name: Potassium Pyrosulfite Alternative Names: Potassium Disulfite, Potassium Disulfite Chemical Formula: K2S2O5 Molar Mass: 222.33 g/mol CAS Number: 16731-55-8 EC Number: 240-795-3 Form: solid Color: colorless/white Odor: slightly pungent pH Value (400 g/lH2O, 20°C): approx. 3.5-5.0...

Potassium pyrosulfite (K2S2O5) - p.d.a. Technical Information Chemical Name: Potassium pyrosulfite Alternative Names: Potassium disulfite, Potassium disulfite Chemical Formula: K2S2O5 Molar Mass: 222.33 g/mol CAS Number: 16731-55-8 EC Number: 240-795-3 Form: solid Color: colorless/white Odor: slightly pungent pH Value (400 g/lH2O, 20°C): approx. 3.5-5.0...

Lehner reagent - for detection of Cr(III) Technical information about chemical reagents: Chemical formula: Mixture of ligands that react with Cr³⁺ ions. CAS number: not applicable EC number: not applicable Synonyms: Lehner's Cr(III) reagent Type: Laboratory reagent Purity: not determined Examples of professional use...

Analytical weight of sodium hydroxide 1 mol/l with reference to NIST CHEM-168109350 Technical information about chemical reagents: Chemical formula: NaOH CAS number: 1310-73-2 EC number: 215-185-5 Synonyms: Caustic soda, Sodium hydroxide solution Quality: Analytical balance with reference to NIST standard Purity: ≥99% (starting material)...

Analytical weights Sodium hydroxide 0.25 mol/l with reference to NIST CHEM-168109348 Technical information about chemical reagents: Chemical formula: NaOH CAS number: 1310-73-2 EC number: 215-185-5 Synonyms: Caustic soda, Sodium hydroxide solution Quality: Analytical grade with NIST reference Purity: ≥99% - analytical grade (for the...

Analytical weights Sodium hydroxide 0.1 mol/l referenced to NIST CHEM-168109345 Technical information about chemical reagents: Chemical Formula: NaOH CAS Number: 1310-73-2 EC Number: 215-185-5 Synonyms: Caustic soda, Sodium hydroxide solution Type: Analytical Balance Certification: NIST Standard Reference Purity: ≥99% - analytical grade (for the...

Analytical weight of potassium hydroxide 1 mol/l referenced to NIST Liquid CHEM-167468244 Technical information about chemical reagents: Chemical formula: KOH CAS number: 1310-58-3 EC number: 215-181-3 Synonyms: Potassium hydroxide, caustic potash, potassium hydrate, potash lye Type: Analytical balance - standard solution referenced to NIST...