According to your statement about the substance behind it. It is a problem that must be addressed by urgent.So will you please send basic information about standards, and contact with the RIVM, us.
As you explain the basics about standards. It is an issue that must be resolved urgently , so please send us your information and contact with the substance of the RIVM to us.
As you clarify the about standard compounds. It is a problem that must be solved urgentlySo please send the basic information of the standard and contact with RIVM for us.