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P-SOP0804-3262-E02 

5/5 

Standard Operating 

Procedure    

SOP

 

 

 

Automatic digital 

Refractometer 

RX-7000

α

(alpha) 

 

 

 

7. Establishment and record of revision 

 

When this "standard operation procedure document" is revised, record the revised or changed 

contents in this sheet and sign approval column.   

 

 

 

Record of revision 

Approval column 

Author's 

signature 

Approved 

by: 

     Date   

            

           Establishment 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Содержание RX-7000a

Страница 1: ...more distilled water onto the prism surface and close the cover lid then press the SW1 ZERO key Screen displays WAITING After the current temperature PRESENT reaches the targeted temperature TARGET the screen displays READING After a few seconds screen displays ZERO SET END Confirm the display of ZERO SET END Wipe off the distilled water from the prism surface with tissue paper 3 Drop 0 1ml or mor...

Страница 2: ... point is confirmed by the calculation software of the refractometer that is all for calibrating all measuring spans 3 Periodical Inspection Inspect the RX 7000α with standard sucrose solution once a month to see if it indicates the measured value correctly Select a concentration point which you often measure and use this as a reference for inspection Save the checked data and record 3 1 Inspectio...

Страница 3: ...s completed be sure that nothing on the prism surface and surrounding areas are completely wiped off with tissue paper moistened with water then wipe dry with tissue 2 When the body of the instrument is dirty wipe it with dry tissue cloth etc 3 If the digital printer is used the thermo sensitive roll paper is a consumable item 4 Place the refractometer at a designated location Keep it in a place o...

Страница 4: ...ration mistake etc a Sample from the previous measurement may have been left on the prism surface b Distilled water was left on the prism surface c Measurement was executed without closing the cover lid 2 If the operator of the RX 7000α makes any mistakes in operation or inputting of work the RX 7000α displays the corresponding error message a Zero adjustment was performed with a sample b Measurem...

Страница 5: ...ometer RX 7000α alpha 7 Establishment and record of revision When this standard operation procedure document is revised record the revised or changed contents in this sheet and sign approval column Record of revision Approval column Author s signature Approved by Date Establishment ...

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