About Powder City

When and Where We Started
  Powder City was founded in July of 2014 by a former Health Supplement Wholesalers owner. Our goal is to be the price leader in nootropics and...
Tue, 3 May, 2016 at 2:01 PM
Quality Control Practices
 The benefit of our pricing can be seen on product pages, but quality assurance requires more than blind trust. Below is an outline of our quality control...
Fri, 27 May, 2016 at 3:56 PM
Receiving and Sampling
When we receive products, we place them in quarantine--a clearly marked area separated from the raw materials inventory. Powders in this area are only handl...
Tue, 3 May, 2016 at 2:03 PM
Third Party Testing
Purity High Performance Liquid Chromatography is the method by which products are tested for purity. This method is utilized when there is a single molecu...
Tue, 3 May, 2016 at 2:03 PM
Reviewing Third Party Test Results
After the third party test results are received, the documents are compared against the specifications for the product and deemed as pass or fail. Any produ...
Tue, 3 May, 2016 at 2:04 PM
In-House tests
Melting Point Determination- Identification The melting point of a substance is defined as the temperature range in which the substance undergoes a phase ...
Tue, 3 May, 2016 at 2:04 PM
Foreign materials inspection and final review
Powders are then sifted and inspected for foreign materials. Any powders found to contain foreign materials are returned to the quarantine area and are desi...
Tue, 3 May, 2016 at 2:05 PM
Product Release
A product must pass all applicable tests within the tolerances we set in order for the product to be utilized in production. After a product passes these te...
Tue, 3 May, 2016 at 2:05 PM