Buffers containing phosphoric ions

In short: Buffers using phosphates, such as the commonly used phosphate buffered saline (PBS), are frequently used in biochemical research. When your intentions is to freeze a product for long-term storage, we advise against using a phosphate buffer but suggest using...

Comparison HDM batches

On this page we present all of the data we have available for our D. pteronyssinus house dust mite extract and the D. farinae HDM extract. We have compared our available batches with each other and we have also performed a stability study over the last 5 years. Based...

Stability HDM extracts

We have performed stability studies to see if our HDM (house dust mite) extracts such as the D. pteronyssinus extract and D. farinae extracts are still stable. We collected data over the course of 5 years and the conclusion is that the HDM extracts are still within...

Mycoplasma and house dust mite

HDM extracts are made from animal material; house dust mites. All living creatures  have other creatures with them, in symbiosis or parasites etc. When making an extract of living material we have to be aware of impurities of these kind. Most well know impurities are...

Influence COVID-19 on service Citeq

INFLUENCE CORONAVIRUS ON ORDERS Unfortunately there is no escaping it. The corona virus is spreading rapidly around the world and is also affecting the deliveries of orders. That is why we want to keep you informed about the status and the effect on the delivery of...

Citeq at the ISMA in Amsterdam

Later this week (28-30 November) we will be present at the International Symposium on Molecular Allergology (ISMA) in Amsterdam. You can find us during the exhibition at booth 1 and we would be glad to welcome you there! ISMA 2019 Over the past decade, molecular...

EAACI 2019 in Lisbon

In a few weeks time we are present at the EAACI congress (2 to 4 June) in the beautiful city of Lisbon. You can find us in hall 2, stand C.19. At the EAACI we will be presenting new products such as the HDM Elisa Kits and also the introduction of unique standards of...

Obituary Tim Smilda

Behind every tear is a smile of memory Unfortunately we received the message that our very valued colleague died very suddenly at the age of 57 He worked for our company for many years and with great dedication. First in his role as Head of R&D, where beautiful...

Instructional video ELISA kit

HDM ELISA kits With the release of our house dust mite ELISA kits we have extended our HDM product catalogus. For the house dust mite D. pteronyssinus we have the Der p 1 ELISA kit and Der p 2 ELISA kit available. For the house dust mite D. farinae we have the Der f 1...