Creating a Certificate of Analysis (COA)

Certificate of analysis is an important component of your manufacturing process and your continuous improvement efforts.SQC/SPC software – Quality Window 5 (QW5) is an excellent tool for the collection and monitoring of manufacturing data based on specifications and is a key component to creating a Certificate of Analysis for your process.  QW5 is the auditing […]


Get Smarter about Certificates of Analysis in 3 minutes

The most efficient and successful way to accomplish your goal is to use a specialized tool (why us a screwdriver when you can use a power drill). Creating Certificates of Analysis, COA’s or CofA’s, are no different. Plus, using a specialized tool like our SQC/SPC software, Quality Window 5, you can easily create a certificate […]



Recipes for Improvement: Generating Certificates of Analysis (CofA)

First, a broad definition: A Certificate of Analysis is a document (electronic or paper) issued by Quality Assurance that confirms that a product meets its product specification. They commonly contain the actual results obtained from testing performed as part of quality control of an individual batch of a product. A Certificate of Analysis, or commonly called a […]


Fixing the 2019 Date Validation Error

If you ever get the Date Validation Error of ‘Date must be between [2019-11-30 00:00:00 and …]’ while trying to Add a new record in Quality Window, this error typically occurs because you somehow have a null record in your QW database. The null records are generally caused by power interruptions on either the workstation […]


Tracking Process Centerlines, Defects and Downtime – how are they related?

One constant on the production floor is change. The objective of creating and maintaining a good process centerline application is to monitor performance of a production line to minimize variation and avoid outages like Defects and Downtime. The key requirement of a centerline approach is that it must be easy to use and be available […]


Quality Window – one tool with many solutions

Quality Window 5 is a solution development tool that provides a flexible environment for creating tailored solutions in a variety of areas like Statistical Process Control and Statistical Quality Control (SPC SQC), Process and Quality Audits, Downtime tracking and analysis, Process centerline monitoring, Raw Material verification as well as Defects and process Waste tracking and […]


Charting MS Excel data with QWXL 3

By default MS Excel is the go to tool for collecting and storing data. It is easy to setup and maintain by the creator and provides a great repository of data. Now what do you do with all that data? Some people just store it for future use, some use it to create reports, and […]


SQC vs. SPC – Which is right for my manufacturing process?

Both SQC and SPC play an important role in optimizing your operations so you can get the best result and most efficient output. Here we’re going to dive into the identifiable differences between the two and what role they play in the grand scheme of your manufacturing operations. GREAT NEWS! We start off with the […]


Meeting the 21 CFR part 11 requirements with Quality Window 5

The US Federal Drug Administration (FDA) requirements under the regulation 21 CFR part 11 states all manufacturers of regulated brands must comply to these standards. Meeting these requirements for Quality Window Applications involves employing an number of features available in the standard version of the product. They are: Use of the Protected setting for a […]


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