| Candida albicans IgA | +ENTI301136170I | Unknown class | |
| Candida albicans IgG | +ENTI301136180J | Unknown class | |
| Candida albicans IgM | +ENTI301136190K | Unknown class | |
| Chagas (Trypanosoma cruzi) IgG | +ENTIRE586910N | Unknown class | |
| Chagas (Trypanosoma cruzi) IgG ELISA | +ENTIDENO01140X | Unknown class | |
| Chagas (Trypanosoma cruzi) IgG ELISA | +ENTIEIA-581305 | Unknown class | |
| Chikungunya Virus IgG capture | +ENTIRE588310J | Unknown class | |
| Chikungunya Virus IgM μ-capture | +ENTIRE588410K | Unknown class | |
| Chlamydia pneumoniae IgA | +ENTIRE570310A | Unknown class | |
| Chlamydia pneumoniae IgA ELISA | +ENTIEIA-41600% | Unknown class | |
| Chlamydia pneumoniae IgG | +ENTIRE570410B | Unknown class | |
| Chlamydia pneumoniae IgG ELISA | +ENTIEIA-391203 | Unknown class | |
| Chlamydia pneumoniae IgM | +ENTIRE570510C | Unknown class | |
| Chlamydia pneumoniae IgM ELISA | +ENTIEIA-391304 | Unknown class | |
| Chlamydia trachomatis IgA | +ENTIRE5700107 | Unknown class | |
| Chlamydia trachomatis IgA ELISA | +ENTIEIA-380908 | Unknown class | |
| Chlamydia trachomatis IgG | +ENTIRE5701108 | Unknown class | |
| Chlamydia trachomatis IgG ELISA | +ENTIEIA-381000 | Unknown class | |
| Chlamydia trachomatis IgM | +ENTIRE5702109 | Unknown class | |
| Chlamydia trachomatis IgM ELISA | +ENTIEIA-381101 | Unknown class | |
| Citrat Stopplösung/Stopping Solution ELISA | +ENTI14110104 | Class A | |
| Clostridium tetani toxin 5S IgG | +ENTI301140730F | Unknown class | |
| Clostridium tetani toxin 5S IgG plus | +ENTI301140740G | Unknown class | |
| Clostridium tetani toxin IgG | +ENTI301140720E | Unknown class | |
| Cortisol | +ENTIDNOV00102 | Unknown class | |