MassCheck® Methylmalonic Acid Urine Controls

MassCheck® Methylmalonic Acid Urine Controls


Order no.: 0316/RUO; 0317/RUO; 0318/RUO

MassChrom® Methylmalonic Acid in Urine - LC-MS/MS

Product Name Qty
Methylmalonic Acid Urine Control, Level I
Order no.: 0317/RUO
Methylmalonic Acid Urine Control, Level II
Order no.: 0318/RUO
Methylmalonic Acid Urine Control, Bi-Level
Order no.: 0316/RUO


MassCheck® Methylmalonic Acid Urine Controls, lyophilised
For MassChrom® Methylmalonic Acid in Urine.

0316/RUO MassCheck® Methylmalonic Acid Urine Control (lyoph.), Bi-Level I + II, 2 x 5 x 2 ml
0317/RUO MassCheck® Methylmalonic Acid Urine Control (lyoph.), Level I, 5 x 2 ml
0318/RUO MassCheck® Methylmalonic Acid Urine Control (lyoph.), Level II, 5 x 2 ml

These lyophilised Chromsystems controls 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 for the quantitative determination of methylmalonic acid. While following the instructions the controls should be handled and measured in the same manner as research samples.

Technical Data

Method of Analysis



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.

SubstanceUnitSuggested value
Level I
Suggested range
Level I
Suggested value
Level II
Suggested range
Level II
Methylmalonic acid mg/l


Carefully remove the rubber stopper from the vials. (Caution when removing the metal seal: risk of injuries due to sharp cutting edges!). Add exactly 2.0 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 2 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 2 months). For more details about storage conditions please check your instruction manual.