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Mayo Clinic Laboratories

Test Code CL Chloride, Plasma or Serum

Performing Laboratory

Trinity Health Grand Haven

Specimen Requirements

Submit only 1 of the following specimens:

 

Preferred:

Specimen Type: Plasma

Container/Tube: Mint-green top (lithium heparin gel)

Specimen Volume: 1 mL

Collection Instruction: 

1. Label specimen as plasma.

2. Avoid hemolysis and lipemia.

 

Acceptable:

Specimen Type: Serum

Container/Tube: Serum gel or red top

Specimen Volume: 1 mL

Collection Instruction: 

1. Label specimen as serum.

2. Avoid hemolysis and lipemia.

Reference Values

98-107 mmol/L

Critical value (automatic call-back): >120 mmol/L

Day(s) Test Set Up

Monday through Sunday

Methodology

Potentiometric

Specimen Transport Temperature

Ambient

Test Classification and CPT Coding

82435

Specimen Storage and Stability

Specimen Type Temperature Time
Serum/Plasma Room Temp < 7 days
  Refrigerated (primary) <4 weeks
  Frozen indefinite