The material used for the pruction of the certified reference material ERM-BD512 was chocolate for human consumption purchased on the Belgium market. The material was further processed (melting, homogenisation and moulding) at our premises. This material is intended for quality control and assessment of method performance. As any reference material, it can also be used for control charts or validation studies. keywords: biological material , foodstuff , Milk/Dairy products, nutrients , trace elements
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