Legal Samples

Question 1

Activities that have legal ramifications

Answer 1

Collection of samples 
Handling of samples
Transport of samples
Analysis of samples
Storage of samples

Question 2

Legal sampling

Answer 2

Initial collection which comes under most scrutiny

Needs: detailed sampling plan QA/QC
Equipment calibration protocols
Blanks must be documented
Pre label sample containers

Question 3

Components of a sampling label

Answer 3

Name of sampler
ID of site
Sample identification 
Date and time of collection
Sample conditions (temp, pH, EC, color)
Written signature of sampler

Question 4

Requirements for field book

Answer 4

Attributable
Permanent
Secure
New book

Question 5

Precautions for transport and storage of legal samples

Answer 5

• avoid tampering with the sample containers
• seals on sample bottles
• samples cooled to 4*c
• contents of locked cooler on the out side
• chain of custody form on inside and outside of cooler
• samples delivered in person

Question 6

Chain of custody form

Answer 6

Chronological document or record of the events and people that were involved with the samples collected

Must include: dates and times of any samples, names of samplers