1 4-DIOXANE FOR ANALYSIS EMSURE(R) ACS ISO

General description

EMSURE grade solvents are suitable for a broad spectrum of classical lab applications, and are frequently used in regulated and highly demanding lab applications. EMSURE provides worldwide best and most extensive product specifications. We declare our EMSURE range to be in compliance with the ACS, with the reagent part of the European Pharmacopoeia (Reag. Ph Eur) and also with the ISO standards.

Analysis Note

Purity (GC): ≥ 99.5 %
Identity (IR): conforms
Color: ≤ 10 Hazen
Acidity: ≤ 0.0008 meq/g
Density (d 20 °C/ 4 °C): 1.030 - 1.035
Melting point: ≥ 11.0 °C
Formaldehyde: ≤ 0.05 %
Acetaldehyde: ≤ 0.005 %
Peroxide (as H₂O₂): ≤ 0.005 %
Carbonyl compounds (as CO): ≤ 0.01 %
Evaporation residue: ≤ 0.001 %
Water: ≤ 0.05 %
Al (Aluminium): ≤ 0.00005 %
B (Boron): ≤ 0.000002 %
Ba (Barium): ≤ 0.00001 %
Ca (Calcium): ≤ 0.00005 %
Cd (Cadmium): ≤ 0.000005 %
Co (Cobalt): ≤ 0.000002 %
Cr (Chromium): ≤ 0.000002 %
Cu (Copper): ≤ 0.000002 %
Fe (Iron): ≤ 0.00001 %
Mg (Magnesium): ≤ 0.00001 %
Mn (Manganese): ≤ 0.000002 %
Ni (Nickel): ≤ 0.000002 %
Pb (Lead): ≤ 0.00001 %
Sn (Tin): ≤ 0.00001 %
Zn (Zinc): ≤ 0.00001 %
Stabilized with 25 ppm 2,6-Di-tert-butyl-4-methylphenol (BHT).
ACS, ISO-reagent

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Molecular Weight: 88.11. Empirical Formula: C₄H₈O₂. grade: ACS reagent. Quality Level: 300. Agency: reag. ISO. vapor pressure: 41 hPa ( 20 °C). product line: EMSURE^®. . Assay: ≥. 99.5% (GC). form: liquid. autoignition temp.: 300 . °C. potency: 5200 . mg/kg LD₅₀, oral (Rat), 7600 . mg/kg LD₅₀, skin (Rabbit). expl. lim.: 1.7-25.2 . % (v/v). impurities: ≤. 0.0008 . meq/g Acidity, ≤. 0.005% Acetaldehyde, ≤. 0.005% Peroxide (as H₂O₂), ≤. 0.01% Carbonyl compounds (as CO), ≤. 0.05% Formaldehyde, ≤. 0.05% Water. evapn. residue: ≤. 0.001%. color: APHA: ≤. 10. pH: 6-8 (20 . °C, 500 . g/L in H₂O). bp: 101.5 . °C/1013 . hPa. mp: 12 . °C. transition temp: flash point 11 . °C. density: 1.03 . g/cm³ . at 20 . °C. cation traces: Al: ≤. 0.00005%, B: ≤. 0.000002%, Ba: ≤. 0.00001%, Ca: ≤. 0.00005%, Cd: ≤. 0.000005%, Co: ≤. 0.000002%, Cr: ≤. 0.000002%, Cu: ≤. 0.000002%, Fe: ≤. 0.00001%, Mg: ≤. 0.00001%, Mn: ≤. 0.000002%, Ni: ≤. 0.000002%, Pb: ≤. 0.00001%, Sn: ≤. 0.00001%, Zn: ≤. 0.00001%. storage temp.: 2-30°C. InChI: 1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2. InChI key: RYHBNJHYFVUHQT-UHFFFAOYSA-N. Pictograms: GHS02,GHS07,GHS08. Signal Word: Danger. Hazard Statements: H225 - H319 - H335 - H350. Precautionary Statements: P202 - P210 - P233 - P240 - P305 + P351 + P338 - P308 + P313. Hazard Classifications: Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3. Target Organs: Respiratory system. Supp Hazards: EUH019 - EUH066. Storage Class Code: 3 - Flammable liquids. WGK: WGK 2. Flash Point(F): 51.8 °F - closed cup. Flash Point(C): 11 °C - closed cup.