Occupational Medicine Urine Controls

Order No.: 0141/0142/0143
Parameters:
Hippuric Acid, m-Methylhippuric Acid, Mandelic Acid, o-Methylhippuric Acid, p-Methylhippuric Acid, Phenylglyoxylic Acid
Grouped product items
Product Name Qty
Occupational Medicine Urine Control, Level I
Order No.: 0142
Occupational Medicine Urine Control, Level II
Order No.: 0143
Occupational Medicine Urine Control, Bi-level (I+II)
Order No.: 0141

Occupational Medicine Urine Controls, lyophilised

0141 Occupational Medicine Urine Control, Bi-Level I + II (lyoph.), 2 x 5 x 0.5 ml
0142 Occupational Medicine Urine Control, Level I (lyoph.), 5 x 0.5 ml
0143 Occupational Medicine Urine Control, Level II (lyoph.), 5 x 0.5 ml

These lyophilised Chromsystems quality 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 in clinical diagnostics for the quantitative determination of hippuric acid, methylhippuric acids, mandelic acid and phenylglyoxylic acid in urine. While following the instructions the controls should be handled and injected 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.

Concentrations:Level ILevel II
SubstanceValue mg/lRange mg/lValue mol/lRange mol/lValue mg/lRange mg/lValue mol/lRange mol/l
Mandelic acid 211 169-253 1385 1108-1662 610 488-732 4010 3208-4812
Hippuric acid 819 655-983 4570 3656-5484 1801 1441-2161 10047 8038-12056
Phenylglyoxylic acid 96.0 77-115 637 510-764 391 313-469 2607 2086-3128
o-Methylhippuric acid 356 285-427 1844 1475-2213 1169 935-1403 6054 4843-7265
p-Methylhippuric acid 353 282-424 1828 1462-2194 1133 906-1360 5867 4694-7040
m-Methylhippuric acid 362 290-434 1876 1501-2251 1194 955-1433 6185 4948-7422
Method of Analysis HPLC
Reconstitution

Carefully remove the metal seal and rubber stopper from the vials. Add exactly 0.5 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 days light protected and 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 Hippuric Acid, m-Methylhippuric Acid, Mandelic Acid, o-Methylhippuric Acid, p-Methylhippuric Acid, Phenylglyoxylic Acid
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