FAQ – frequently asked questions

This collection of frequently asked questions (FAQ) provides brief answers to many common questions about grotamar®:
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What are the differences between grotamar 71® and grotamar® 82?
 

grotamar® 82 has been developed on the basis of grotamar 71® .

grotamar® 82 was especially created for modern diesel fuel with bio diesel (B5 – B20). Due to a pre-dilution it reacts faster and distributes the biocide active fast and evenly in the fuel.

Furthermore the field of application of grotamar® 82 is wider because it is approved for heating oil.

When does grotamar® expire?
 

grotamar 71®: 36 months from manufacturing date.

grotamar® 82: 36 months from manufacturing date.

The expiration date is printed on the product.

Where can I buy grotamar® 82?
 

New information will be available 

For other countries please contact schülke directly by e-mail sai@schuelke.com

Who is the target group for grotamar®?
 

grotamar 71®

  • Distributions centre and depots for diesel fuel
  • Additive package producer

grotamar® 82

  • Distributions centre and depots for diesel fuel
    Additive package producer
Is it possible to dose grotamar® fully automatically?
 

Dosing systems for grotamar 71® and grotamar® 82 are offered from ProMinent Dosiertechnik GmbH.

Example of a dosage system for sea going vessels und yachts

Example of a dosage system for sea going vessels und yachts

Is there additional literature available?
 

At the "IASH 2009, the 11th International Conference on Stability, Handling and Use of Liquid Fuels" following paper was published:

Microbial Contamination in Diesel Fuel – Are New Problems Arising from Biodiesel Blends?

I have questions about the product. Who can I contact?
 

Call: +49 40 521 00 8668

We are pleased to assist you.