Metyl-4-hydroxibensoat 98.0-102.0% Ph. Eur.
Catalog # 25604.290
Supplier: VWR Chemicals
CAS Number:
Specifications
- Förpackningstyp:Plastflaska för fasta ämnen
- Förp.:1 kg
- Seq:4024
Specifications
Specification Test Results
- Assay:98,0 - 102,0 %
- Appearance:Conforms (see CoA/CoS)
- Melting point:125 - 128 °C
- Identification (IR):Passes test
- Appearance of solution:Passes test
- Acidity:Passes test
- 4-Hydroxybenzoic acid:≤ 0,5 %
- Unspecified impurities (for each):≤ 0,5 %
- Total impurities:≤ 1,0 %
- Disregard limit:≤ 0,1 %
- Sulphated ash:≤ 0,1 %
- Residual solvents:Passes test
- As (Arsenic):≤ 2 ppm
- Cd (Cadmium):≤ 0.5 ppm
- Co (Cobalt):≤ 0.5 ppm
- Hg (Mercury):≤ 2 ppm
- Ni (Nickel):≤ 0.5 ppm
- Pb (Lead):≤ 2 ppm
- V (Vanadium):≤ 0.5 ppm
- Conforms to Ph.Eur.:Passes test
Specification Test Results
About this item
:
:152.15 g/mol
Merck Index:13,06129
Boiling Pt:270…280 °C (1013 hPa)
Melting Pt:125…128 °C
Density:1,1208 g/cm³ (137 °C)
Storage Temperature:Omgivande
EINECS:202-785-7
:GHS07
CAS Number:99-76-3
Formula:HOC₆H₄CO₂CH₃
MDL Number:MFCD00002352