======Calcium examination procedure======
  *Learn operation of [[Erba XL-640]] and [[Erbachem]].
  *Select equipment
    *Use Erba XL-640 as peferred equipment.
    *If Erba XL-640 is malfunctioning and can not be repaired within period acceptable to clinicians, use Erbachem and follow [[procedure for responding to Erba XL-640 failure]]
  *Read following documents 

^references^
|Calcium by OCPC|{{:nchsls:c:biochemistry:document:best_ocpc_1458.full.pdf|Calcium reference literature}}|
|Calcium by OCPC|{{:nchsls:c:biochemistry:document:baginski1973.pdf|ROLE OF DMSO }}|
|Urine Sample processing for Calcium, uric acid etc|{{:nchsls:c:biochemistry:document:urine_sample_processing.pdf|}}|

^**environmental and safety controls**|{{msds_arsenazo.pdf|MSDS of arsenazo }}|
| |{{msds_PIPES.pdf|MSDS of PIPES }}|
| | {{8hq_msds.pdf|MSDS of HQ }}|
| | {{amp_msds.pdf|MSDS of AMP }}|
| | {{msds_ocpc.pdf||MSDS of CPC }}|


**Preparation of {{:nchsls:c:biochemistry:document:cpc_sop.ods|OCPC reagent}}** (Currently Use)

[[nchsls:c:biochemistry:document:online_information_resource_for_patients_and_users#Instructions_for_Patient_Collected_Samples|Special instructions for patients]]
======Erba XL-640====== 
|[[Centrifugation]]|
|[[Preparing aliquot]]|
|[[Procedure for calibration in Erba-XL 640]]|
|[[nchsls:c:biochemistry:document:how_to_perform_examination_in_erba_xl-640|Procedure for examination in Erba XL-640]]|

  - [[Sample preparation for Urinary Uric acid]]
  - [[IQC preparation for Urinary Uric acid]]
  - Currently serum and urine are accepted as sample type.