
ISO 12233:2023—Photography Resolution & Spatial Frequency
With consumer digital cameras, the term resolution of is often incorrectly interpreted as the number of addressable photoelements. Quantitatively, resolution refers to the ability of […]
With consumer digital cameras, the term resolution of is often incorrectly interpreted as the number of addressable photoelements. Quantitatively, resolution refers to the ability of […]
Biosafety cabinetry protects personnel, products, and the surrounding environment from hazards that arise when working with pathogenic agents. The degree of protection provided, however, is […]
Biosafety Cabinetry and NSF/ANSI 49 Biosafety cabinets (BSCs) come in three classes. The higher the class, the greater the protection afforded to personnel, products, and […]
Lasers might be seemingly straight out of science fiction, but laser technology is abundant in industries throughout the world. Several standards minimize hazards to those […]
ASTM E691-23: Standard Practice for Conducting an Interlaboratory Study to Determine the Precision of a Test Method features techniques for planning, conducting, analyzing, and treating […]
What is Anhydrous Ammonia? Anhydrous ammonia, or ammonia that lacks water, is an incredibly important chemical for agriculture. Containing one part nitrogen and three parts […]
The ANSI Webstore is the Internet’s top platform for downloading standards. For any assistance finding the standards you need to do your job, get in […]
Process piping transports fluids in a range of locations—most notably, petroleum refineries, onshore and offshore petroleum and natural gas production facilities, food and beverage processing […]
The energy standard for buildings has been revised: ANSI/ASHRAE/IES 90.1-2022: Energy Standard For Sites And Buildings Except Low-Rise Residential Buildings (I-P Edition). The earliest human […]
The fueling connection devices of compressed natural gas vehicles (NGV), as specified by CSA/ANSI NGV 1-2022: Compressed natural gas vehicle (NGV) fueling connection devices, include […]