Weerstanden van gangbare kunststoffen in het laboratorium
Afkortingen:
PC: Polycarbonaat
PE-HD: Polyethyleen met hoge dichtheid (hard)
PE-LD: Lage polyethyleen (lage) dichtheid (zacht)
PET: Polyethyleenftalaat
POM: Polyoxymethyleen
PP: polypropeen
SI: Siliconen
PVC-U: Polyvinylchloride (hard)
PVC-P: Polyvinylchloride (zacht)
PTFE: Polytetrafluorethyleen
Rating:
A = Zeer goede weerstand
B = beperkte weerstand
C = geen tegenstand
PS: De beoordelingen in de tabel worden gemaakt bij 20°C.
Stoffen | PC | Pe-HD | Pe-LD | SCHEET | POM | PP | ALS | PPVC-U | PVC-P | | PPTFE |
---|---|---|---|---|---|---|---|---|---|---|
Aceton | C | A | A | B | B | A | C | C | C | A |
Acetonitril | C | A | A | C | C | A | C | C | C | A |
Azijnzuur | B | A | A | A | B | A | B | A | B | A |
- ijzig | B | A | A | B | C | A | B | A | B | A |
- watervrij | C | B | C | C | C | B | C | C | C | A |
Boorzuur | A | A | A | A | A | A | A | A | A | A |
Hydrobroomzuur | B | A | A | B | C | A | B | B | B | A |
Zoutzuur 37% | C | A | A | C | B | A | C | B | B | A |
Geconcentreerd fluorwaterstofzuur | B | A | A | C | A | A | B | A | A | A |
Geconcentreerd salpeterzuur | C | B | B | C | B | C | C | B | C | A |
Geconcentreerd zwavelzuur 100% | C | C | C | C | C | C | C | C | C | A |
Methanol 100% | B | A | A | A | A | A | C | A | A | A |
Ethanol 100% | A | A | A | A | A | A | B | A | B | A |
Isopropanol 100% | A | A | A | A | A | A | A | A | B | A |
Aluin | A | A | A | A | B | A | A | A | A | A |
Ammoniak aq. 25% | C | A | A | B | C | A | C | A | B | A |
Benzeen 100% | C | B | B | C | A | B | C | C | C | A |
Broom | C | C | C | C | C | C | C | B | C | A |
Chloor | B | A | B | C | C | B | C | A | A | A |
Chloroform | C | A | A | C | A | A | C | C | C | A |
Dichloormethaan | C | A | B | C | B | B | B | C | C | A |
Bleekmiddel 13-14% | B | A | A | B | C | B | B | A | B | A |
H2o2 30% | A | A | A | A | C | A | B | A | B | A |
Diethylether | C | B | C | C | C | C | C | B | C | A |
Ethyleendiamine | A | A | A | B | C | A | A | C | C | A |
Ethyleenglycol | B | A | A | A | B | A | A | A | B | A |
Formaline 37% | A | A | A | B | A | A | B | B | B | A |
Hydrochinon | C | A | A | C | A | A | C | B | C | A |
NaOH 10n | C | A | A | C | C | A | B | B | B | A |
Jodium | C | C | C | C | C | B | C | C | C | A |
Sulfochrome mengsels | C | B | B | C | C | B | C | C | B | A |
Kwik | C | A | A | A | A | B | A | A | A | A |
Fenol | C | C | C | C | C | C | B | B | B | A |
Pyridine | C | A | B | C | B | A | C | C | C | A |
Tolueen | B | B | B | B | C | B | C | C | C | A |
Trichloorethyleen | C | B | C | B | C | C | C | C | C | A |
Xyleen | C | B | B | A | B | B | C | C | C | A |
Wanneer PTFE (Tefonné SO expensive!) de enige voorgestelde container is, vergeet dan niet de GLAS.
Bv. watervrij azijnzuur, salpeterzuur, zwavelzuur, sulfochrome, broom, ether, jodium, fenol, tolueen, trichloorethyleen enz...