To view your purchase history on conductscience.com, please follow these steps:

1. Log in to your account on conductscience.com using your email address and password.
2. Navigate to the “My Account” page on the website.
3. Select the “Orders” or “Purchase history” tab.
4. You will be able to see a list of all your previous purchases on conductscience.com, including the purchase date, order number, total cost, and order status.
5. You can view the details of each order by clicking on the order number or the “View” button.
6. You can download invoices for your orders by clicking on the “Download invoice” button.
7. Some of the details available in the purchase history may include product details, shipping address, payment method, and order status.

Please note that your purchase history may only be available for a certain period of time, and older records may be removed from the system.

If you have any issues or questions about viewing your purchase history on conductscience.com, please contact customer support for assistance.