Sampling Glossary
Free Flowing Powder -	A powder that flows under gravity. How to Test: stick your finger in the powder and then remove it - if your finger hole remains then the powder is cohesive, if the sides of the hole collapse and fill the hole then the powder is free flowing
Cohesive Powder -	A powder that does not flow under gravity. How to Test: stick your finger in the powder and then remove it - if your finger hole remains then the powder is cohesive, if the sides of the hole collapse and fill the hole then the powder is free flowing.
Unit Dose Sampling -	The size of the sample is the same as (or a simple multiple of) the volume of material required to form a single tablet, capsule etc.
Single Point Sampler -	A device that takes one sample at a time
Multilevel Sampler -	A device that simultaneously several samples from two or more heights within the product
Cross sectional sampler -	A device that simultaneously takes a single sample from a range of heights within the product
Discrete Sampler -	A device that takes multiple samples but keeps each sample separate
Disposable Sampler -	Single use device that does not have to be cleaned before or after use.
GMP -	current Good Manufacturing Practice (as applied to the Pharmaceutical Industry)
FDA -	United States Food and Drug Administration
316 Stainless Steel -	Very high grade of stainless steel, FDA acceptable, very good resistance to corrosion
316L stainless steel -	Low carbon version of 316 stainless steel - A very high grade of stainless steel, FDA acceptable, very good resistance to corrosion
304 stainless steel -	High quality stainless steel, FDA acceptable
Pickle & Passivate -	A chemical process that removes all the waxes and oils on the surface of stainless steel. The process make the surface very smooth but dull.
Electropolishing -	An electro-chemical process that gives stainless steel a very high quality, smooth, bright finish
Electro-Acid Etching -	A process used to leave a crevice-free, permanent mark on stainless steel. The process is ideal for use on products that will be used in hygienic GMP areas
SteriWare	Sampling Systems own brand of disposable, single use sampling devices. Steriware is a registered TradeMark belonging to Sampling Systems Ltd.