Methane CAS 74-82-8


You can access the C Quality OTV value immediately after checkout and registration.
At your request, Sensenet can measure the EROM value at AAA quality grade.


  • C Quality Value | 10
  • AAA Economical | 750
  • AAA Express | 2000
SKU: 74-82-8 Category: Tag:


Value Description
74-82-8 CAS number
Aliphatic Hydrocarbons group
CH4  formula
16 g·mol-1 molecular mass


The C Quality OTV value is available to download immediately after registration and payment.

CAUTION: This is a low-quality OTV, with an uncertainty which can extend of up to several orders of magnitude. If your application is at all critical consider ordering a higher quality value to be measured. 

At your request, Sensenet can measure the EROM value at AAA quality grade.
You can request a new AAA Quality and choose between:

  • Express service, result within 10 working days. Cost 2000EUR
    You can use the value exclusively or decide to donate it for publication on the site. You can show sponsorship with your logo. Measured according to European standard EN13725:V2
  • Economy service, result within 8 weeks delivery. Cost 750EUR
    Order measurement of an AAA quality OTV value by Sensenet, for your use only (not for publication). Measured according to European standard EN13725:V2

There are different qualities:

  • AAA   Measured according to European standard EN13725:V2
  •   AA Measured according to European standard EN13725:2003
  •     A Literature value compared to EN13725 outcomes for n-butanol and at least five additional odorants
  •     B Literature value compared to the EROM value for n-butanol according to EN13725
  •     C Legacy literature value without any traceability to standardised units
  • If you need an OTV for something important, insist on AA or AAA.

– The total price for a new high quality custom analysis will be calculated to include the odorant reference material cost (aprox 150)
– If the OTV value is available in our shop you will have access to download the value immediately after registration and payment confirmation.