Safety of household and similar electrical appliances. Particular requirements for oral hygiene appliances connected to the mains supply, through a safety isolating transformer and test methods
State system for ensuring the uniformity of measurements. State verification schedule for instruments measuring the content of components in liquid and solid substances and materials. Transfer of the units from the state primary standard based on coulometric titration
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!