Terra U

Terra's Library of Technical Resources

White Papers | Set-Up & Configuration Guides | Videos

General Topics

Chemical Compatibility Charts
A general guide for various materials and chemicals

Metals

Plastics

Rubber and Synthetics

(PDF Version)

UVC Germicidal Irradiation
UVC provides an effective, low-cost way to reduce microbial loads throughout your cleanroom. Learn how it fits into an overall strategy for maintaining aseptic processes.

(PDF Version)

Most-Wanted Pathogens
Download this poster for profiles on scores of pathogens (bacteria, viruses, fungi) that can be controlled through UVC germicidal exposure.

(PDF Version)

Electropolishing Standards and Guidelines
This document provides a description of the electropolishing procedures performed by Terra Universal. It also specifies a series of criteria for evaluating the integrity and cleanliness of the electropolished surfaces.

(PDF Version)

Static-Dissipative PVC vs. Acrylic
Which offers lower overall cost of cleanroom ownership?

Modular Cleanrooms and Gowning Rooms (Change Rooms)

TerraVision Videos

Modular Cleanroom Installation Test C002
Time Lapse of a modular cleanroom being erected and tested prior to shipping.

Gowning Procedures C001
Proper gowning protocol supports compliance with cleanliness standards

Dual-Sided Cleanroom Mirror F001
Mirror relieves gowning area congestion

Federal Standard 209E and ISO Cleanroom Standards Understand the international ISO cleanliness standards (ISO 4, ISO 5, ISO 6, etc.) and how they correlate to the U.S. Fed-Std 209E designations (Class 10, Class 100, Class 1,000, etc.). This guide also discusses other key cleanroom recommendations on cleanroom air change and velocity rates, clean room ceiling fan coverage, positive vs. negative internal cleanroom air pressure, and laminar vs. turbulent air flow.	(PDF Version)

Calculating Clean Room Cleanliness: How Many FFUs and Lights? This tutorial provides practical tips for correlating the desired cleanliness level (per Fed Std 209 and ISO standards) to the required number of FFUs. Also provides guidelines for specifying lights based on the type of operations being conducted.	(PDF Version)

Most-Wanted Pathogens Download this poster for profiles on scores of pathogens (bacteria, viruses, fungi) that can be controlled through UVC germicidal exposure.	(PDF Version)

Cutting Cleanroom Costs A few simple additions to your cleanroom can boost performance and slash operating expenses.	(PDF Version)

Gowning Room Design Recommendations on gowning room configuration and equipment locations to support proper gowning protocol while make best use of floor space.

Gowning Protocol A practical how-to guide that helps you and your employees comply with proper gowning protocol.

UVC Germicidal Irradiation UVC provides an effective, low-cost way to reduce microbial loads throughout your cleanroom. Learn how it fits into an overall strategy for maintaining aseptic processes.	(PDF Version)

Static-Dissipative PVC vs. Acrylic Which offers lower overall cost of cleanroom ownership?	(PDF Version)

Desiccators

TerraVision Videos

Part 1:Terra Desiccator Overview D001
Review what a desiccator is and how it protects moisture-sensitive parts.

Part 2:Terra Desiccator Features D002
Desiccator materials and stainless steel-framed doors.

Part 3:Terra Desiccator Leveling D003
Desiccator materials and stainless steel-framed doors.

Part 4:Terra Desiccator Humidity Control D004
Controling Humidity with Terra's Control System.

Smart Desiccator Setup D005
Complete installation and programming in under a minute!

Why Desiccator Storage? A technical overview to how desiccators extend shelf lives and increase product yields.

Why Terra Desiccators? Compare the many design and fabrication features that make Terra desiccators the most efficient and durable cabinets available.

Why Use Nitrogen? A guide to how nitrogen purging protects moisture-sensitive materials.

Static-Control Methods A technical review of the advantages and applications of static neutralizing ionization equipment, static-dissipative materials, and Faraday-cage cabinets.

Static-Dissipative PVC vs. Acrylic Which offers lower overall cost of cleanroom ownership?	(PDF Version)

Desiccator Installation and Cleaning Recommended cleaning techniques and agents for various desiccator materials.

Hoods and Glove Boxes

TerraVision Videos

Compounding Aseptic Isolator G001
USP <797> Compliance with Terra's compounding Aseptic Isolator

Smart Glovebox Setup G002
Complete installation and programming in under a minute!

HEPA and ULPA Particle Filters These filters remove sub-micron particles, which are too small to see but create BIG problems in many critical manufacturing operations.

Charcoal Filter Life Unlike HEPA and ULPA particle filters, activated charcoal filters create no additional backpressure when they near the end of their service life. So when do you replace them? Here's how to tell.

Glove Box 101: Here's What You Need To Know Avoid costly mistakes commonly made during the specification of a glove box isolation or containment chamber.

Static-Dissipative PVC vs. Acrylic Which offers lower overall cost of cleanroom ownership?	(PDF Version)

UVC Germicidal Irradiation UVC provides an effective, low-cost way to reduce microbial loads in a glove box, hood, or other enclosure. Learn how it fits into an overall strategy for maintaining aseptic processes.	(PDF Version)

Most-Wanted Pathogens Download this poster for profiles on scores of pathogens (bacteria, viruses, fungi) that can be controlled through UVC germicidal exposure.	(PDF Version)