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Flashcards in Sampling Deck (11):
1

title 22 exempts what type of samples from needed labels during transportation

samples for laboratory testing

2

what is a grab sample

a discrete sample taken at one point in time

3

what is a composite sample

aka: batch sampling

non-discrete - numerous samples collected over various sites and times

4

which type of sampling should be used for hazardous samples

grab sampling

5

what is judgment sampling

choosing a sample location that will be most representative

6

what is random sampling

sampling with no reason. sometimes used at HW dump sites

7

what is the random numbers table

a table to help determine random sampling

8

in collecting food samples how many should be collected?

3
2 for the department and 1 for violater

9

in collecting hazmat samples how many should be collected?

4
2 for department
2 for violator

10

duplicate samples
split samples
spiked samples
blank sample

duplicate - two separate samples taken at same place and same time

split - sample separated into equal portions. often analyzed by different labs or techniques

spiked - known qty of contaminant is added

blank - sample known to be free but handled in same manner as a control

11

food and biological samples should be analyzed when?

as soon as possible, not to exceed 6 hours after cooling