Tetrahydrofuran ≥99.9% stabilised, Puriss. p.a. ACS, Reag. Ph. Eur., Riedel-de Haën™
Supplier: Honeywell Chemicals
Certificates
About this item
CAS Number:109-99-9
:
Formula:C₄H₈O
MDL Number:MFCD00005356
:72.11 g/mol
Merck Index:12,09351
Boiling Pt:65 °C (1.013 hPa)
Melting Pt:–108 °C
Density:0.89 g/cm³ (20 °C)
Flash Pt:–21 °C
UN:2056
ADR:3,II
:Stabilised with BHT (2,6-Di-Tert-Butyl-4-Methylphenol; Ionol) 250 ppm BHT
Storage Temperature:Ambient
EINECS:203-726-8
REACH:05-2114615188-48
:GHS07
:GHS08
:GHS02
Specification Test Results
- Refractive Index:n20/D 1.407 (lit.)
- Identity (IR):complying
- Assay (GC):Min. 99.9 %
- Density (20°C):0.886 - 0.888 g/ml
- Refractive index (n 20/D):1.406 - 1.408
- Non-volatile matter:Max. 0.001 %
- Water (Karl Fischer):Max. 0.05 %
- Free acid (as CH₃COOH):Max. 0.001 %
- Aluminium (Al):Max. 0.00005 %
- Boron (B):Max. 0.000002 %
- Barium (Ba):Max. 0.00001 %
- Bismuth (Bi):Max. 0.00001 %
- Calcium (Ca):Max. 0.00005 %
- Cadmium (Cd):Max. 0.000005 %
- Cobalt (Co):Max. 0.000002 %
- Chromium (Cr):Max. 0.000002 %
- Copper (Cu):Max. 0.000002 %
- Iron (Fe):Max. 0.00001 %
- Potassium (K):Max. 0.00005 %
- Lithium (Li):Max. 0.00001 %
- Magnesium (Mg):Max. 0.00001 %
- Manganese (Mn):Max. 0.000002 %
- Molybdenum (Mo):Max. 0.00001 %
- Sodium (Na):Max. 0.00005 %
- Nickel (Ni):Max. 0.000002 %
- Lead (Pb):Max. 0.00001 %
- Tin (Sn):Max. 0.00001 %
- Strontium (Sr):Max. 0.00001 %
- Zinc (Zn):Max. 0.00001 %
- Peroxides (as H₂O₂):Max. 0.005 %
- Assay BHT (GC):200 - 300 ppm
- Mixable with H₂O:complying
- Mixable with ethanol:complying
- APHA:Max. 20
- Contains:250 ppm BHT as inhibitor