This tool should be used as a guide only. Pilot QD Primer may not be an exact match for Hempaquick Primer 13624 by but we have given the closest match we can. Pilot QD Primer should do the same job and have similar properties but you should always read the technical data sheets for both Pilot QD Primer and Hempaquick Primer 13624 to be sure. Please see any notes to see any major differences and call us on 01285 862132 if you have any specific questions.