B2; Beta 2; B2M
Quest Diagnostics Valencia
0.5-1 mL Random Urine (ONLY)
Patient shoud void bladder, then drink at least 500 mL of water.
Room Temp: 8 Hours; Refrigerated: 7 Days; Frozen: 1 Year
Received room temperature
1 mL Random Urine (ONLY)
0.5 mL Random Urine (ONLY)
A urine sample should be collected within 1 hour and pH adjusted to pH 6-8 with 1M NaOH. Beta-2-Microglobulin is unstable in acidic urine (pH<6).
This test code is NO LONGER to be used for time urine collections. At this time, there is not an alternative test available specific for a timed urine collection. 8/17/17 SL