MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Controls

Order No.: 0367/0368/0369
Parameters:
Ethyl glucuronide (EtG), Ethyl sulfate (EtS)
Grouped product items
Product Name Qty
MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, Level I
Order No.: 0367
MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, Level II
Order No.: 0368
MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, Level III
Order No.: 0369

MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, lyophilised.

0367 MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, Level I (lyoph.), 5 x 1 ml
0368 MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, Level II (lyoph.), 5 x 1 ml
0369 MassCheck® Ethyl Glucuronide, Ethyl Sulfate Urine Control, Level III (lyoph.), 5 x 1 ml

These lyophilised quality controls from Chromsystems are based on human urine and should be used according to the instruction manual. They are designed to monitor the accuracy and precision of analytical procedures in clinical diagnostics for the quantitative determination of ethyl glucuronide and ethyl sulfate in urine. While following the instructions the controls should be handled and measured in the same manner as a patient specimen.

More Information
Concentrations

Please note: Concentration values shown here are typical. For lot specific concentration values please refer to the product insert supplied with the materials. The product inserts can also be requested from us directly or downloaded from our website after login.

SubstanceTarget value [µg/l]
Level I
Range [µg/l]
Level I
Target Value [µg/l]
Level II
Range [µg/l]
Level II
Target Value [µg/l]
Level III
Range [µg/l]
Level III
Ethyl glucuronide 99.7 79.8-120 490 392-588 1976 1581-2371
Ethyl sulfate 59.3 47.4-71.2 236 189-283 1148 918-1378
Method of Analysis LC-MS/MS
Reconstitution

Carefully remove the rubber stopper from the vials. Add exactly 1.0 ml of distilled water into each vial. Return the stopper and incubate for 10 to 15 minutes at room temperature. Swirl the vials to dissolve the contents until homogeneity.

Storage conditions

Stored below -18 °C and unopened, the lyophilised controls are stable until the expiry date specified on the vial labels. The reconstituted controls can be stored up to 4 weeks tightly capped at +2 to +8 C. If the controls cannot be used within this period, they should be aliquoted and stored frozen below -18 °C (up to 3 months). For more details about storage conditions please check your instruction manual.

Parameter Ethyl glucuronide (EtG), Ethyl sulfate (EtS)
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