Calibration Criteria
CHEMICAL
CALIBRATION / CALIBRATOR TABLETS
|
USP |
JP |
BP |
EP |
PhRMA |
FDA/DPA |
Calibrator Tablets |
6 Non Disintegrating, App. 1 6 Non Disintegrating, App.2 6 Disintegrating, App.1 6 Disintegrating, App 2 |
None |
None |
None |
|
In House Calibrator |
MECHANICAL CALIBRATION TOLERANCES, APPARATUS
1 (BASKET) AND APPARATUS 2 (PADDLE)
Calibration Parameter |
USP |
JP |
BP |
EP |
PhRMA Proposed |
DPA |
Vessel dimensions (Inspect at time of receipt only) |
Internal diameter 98-106 mm External Height 160-210mm Hemispherical bottom, 1000ml |
Internal diameter 98-106 mm Internal height 160-175 mm Round bottom, 1000ml |
Internal diameter 98-106 mm Internal height 160-176 mm Hemispherical bottom, 1000ml |
Internal diameter 98-106 mm Internal height 160-176 mm Hemispherical bottom, 1000ml |
Same as USP |
Same as USP |
Basket dimensions (Inspect at time of receipt only) |
Conforms to diagram in USP Mesh Size 0.40 +/- 0.04mm |
Conforms to diagram in JP (Almost identical to USP) Mesh Size 0.425mm |
Same as EU |
Conforms to diagram in EU (Almost identical to USP) Mesh Size 0.381mm |
Same as USP |
Same as USP |
Paddle dimensions (Inspect at time of receipt only) |
Conforms to diagram in USP |
Conforms to diagram in JP (Same as USP) |
Same as EU |
Conforms to diagram in EU (Almost identical to USP) |
Same as USP |
Same as USP |
Visual inspection of belts, check ball bearings |
None |
None |
None |
None |
Belts are tight, clean free of cracks, properly aligned, shafts turn freely |
Belts are tight, clean free of cracks, properly aligned, shafts turn freely |
|
None |
None |
None |
None |
Level |
Bubble within lines of a bubble level |
Shaft verticality |
None |
None |
None |
None |
Vertical as measured by a bubble level |
Bubble within lines of a bubble level |
Basket examination (Examine at time of use) |
None |
None |
None |
None |
No gross defects as determined by visual inspection |
No gross defects as determined by visual inspection |
Paddle examination (inspect at time of receipt only) |
None |
None |
None |
None |
No gross defects as determined by visual inspection |
No gross defects as determined by visual inspection |
Shaft wobble Shafts w/o baskets attached and paddle shafts |
No significant Wobble |
None |
No significant Wobble |
No significant Wobble |
< 0.5 mm total runout |
< 0.5 mm total runout |
Basket wobble |
+ 1 mm |
None |
None |
None |
< 1.0 mm total runout |
< 1.0 mm total runout |
Vessel/Shaft Centering |
NMT 2 mm at any point from vertical axis of vessel. |
NMT 2 mm at any point from vertical axis of vessel. |
NMT 2 mm at any point from vertical axis of vessel. |
NMT 2 mm at any point from vertical axis of vessel. |
2 mm from centerline |
1 mm from centerline |
Height check/ Basket Depth and Paddle Depth |
25 + 2 mm |
25 + 2 mm |
25 + 2 mm |
25 + 2 mm |
25 + 2 mm |
25 + 1 mm |
Vibration |
No significant Vibration |
No significant Vibration |
No significant Vibration |
No significant Vibration |
< 0.2 mil displacement |
< 0.1 mil displacement |
Rotational speed |
+ 4% |
+ 4% |
+ 4% |
+ 4% |
+ 2 rpm |
+ 1 rpm |
Vessel temperature (Measure at time of use) |
37 + 0.5° C |
37 + 0.5° C |
37 + 0.5° C |
37 + 0.5° C |
37 + 0.5° C |
37 + 0.5° C |