We accept orders using the following methods.

Online

Our online catalog and ordering system can be used to search our full menu of available Reference Standards. Select your desired reference standards and add them to the shopping basket. Your order can be submitted instantly using credit card, telephone ordering or a purchase order number as the preferred payment method.

Offline

If you prefer to send us orders outside our online ordering system, please see the Contact Us page for telephone, fax, and email details in order to place an order. We recommend that you use our online system to identify the products you require and their respective “HD” product codes.

To order offline we will require the following information:

• Product code(s) of the item(s) you wish to order (e.g. "HD123")
• Your name, email address, title and organization
• Shipping address and billing address with contact names
• Purchase Order number if you have one
• Telephone number
• VAT Number (European Countries only)

If you’re having trouble ordering or finding what you’re looking for, or if you require something we don’t yet offer, please contact us.