strong cobb tester|cobb test standard : chain store Another significant development in tablet hardness testing came with the introduction of the Strong-Cobb hardness tester. This type of tester offered improvements in design and functionality, allowing for more efficient and .
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Features: Strain gauge to measure linear force vs. counterbalancing or pneumatic hand type tester. Accuracy of ±1% over readout measuring range. Prints out in Strong Cobb (SC), .Combining the economy of a simple, easy to use tablet hardness testers with the accuracy of microprocessor-controlled data collection, the compact TBF 100i tablet hardness testing device delivers precise tablet hardness and diameter .Strong-Cobb (SC) - The Strong-Cobb is a legacy of the first tablet hardness testing machines (see history), it is an arbitrary unit, never recognised by the SI system. 1.4 Strong-Cobs are thought to equal about 1 kg, although this .The TBH 325 is the ERWEKA hardness or combination tester with integrated product memory for up to 50 products. Its robust design enables smooth operation in production environments.
Tablet hardness is an important quality characteristic because of its relationship to many other tablet properties. The Pfizer tablet hardness tester provides an improved method for .Another significant development in tablet hardness testing came with the introduction of the Strong-Cobb hardness tester. This type of tester offered improvements in design and functionality, allowing for more efficient and .Strong-Cobb Tablet Hardness Tester A Strong-Cobb tablet hardness tester will push an anvil against a stationary surface. You can see the outcome of the test on the hydraulic meter.
The air-operated testers studied were the Strong-Cobb (Tester C1) and three modified Strong-Cobb testers (Testers C2, C3, and C4). At an lnstron breaking load of 6.00 kg., Testers C2, .Most reliable and accurate tablet hardness testers on the market today. Proven to be the most reliable and accurate hardness tester on the market. Unit is available in two (2) models, a 30 K.P. unit (HT-300) and a 50 K.P. unit (HT-500). . Prints out in Strong Cobb (SC), Kilopond (Kp) or Newton (N) units; Changeover from one unit of measure to .The results given by the Strong-Cobb tester were not consistent with those of the earlier tester. Electro-mechanical tablet hardness testing machines were later introduced and have evolved into electronic test instruments such as those .
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Test Procedure. Enter the nominal test information for hardness as well as a batch number via the PTB111E / 111E-500 / 111E-800 keyboard. Select the unit to measure, KP (Kilopond), N (Newton) or Sc (Strong Cobb), now place the .Strong Cobb Hardness Tester – Dalam industri farmasi, kualitas tablet merupakan faktor kunci dalam memastikan keamanan dan efektivitas obat bagi pasien. Salah satu aspek penting dalam kualitas tablet adalah kekerasan atau kekuatan tablet. Untuk mengukur kekerasan obat tablet, biasanya industri farmasi menggunakan alat yang disebut hardness tester.%PDF-1.4 %âãÏÓ 92 0 obj > endobj xref 92 23 0000000016 00000 n 0000001112 00000 n 0000001240 00000 n 0000001573 00000 n 0000001998 00000 n 0000002434 00000 n 0000002483 00000 n 0000003094 00000 n 0000003668 00000 n 0000004159 00000 n 0000004650 00000 n 0000005149 00000 n 0000005675 00000 n 0000006189 00000 n .
Some hardness tester machines as well will offer a scale in Strong-Cobb units (SCU), a unit used back then when there was a common use of Strong-Cobb hardness testers. However, you should be keen with the conversion between SCU and kp or N, since the SCU is gotten from a hydraulic instrument and is a pressure.ments. The air-operated testers studied were the Strong-Cobb (Tester C1) and three modified Strong-Cobb testers (Testers C2, C3, and C4). At an lnstron breaking load of 6.00 kg., Testers C2, C3, and C4 gave scale readings (kilograms per square inch) of 9.60,9.53, and 10.2, while Tester C1 gave a reading of 10.8. Tester
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(Stokes) and the Strong Cobb hardness testers (1-4). Comparative evaluations of the above instruments have been made by McCallum, et al. (5). Other devices and methods have been impro- vised. A. Nutter Smith (6) used a Vickers dia- mond hardness tester, a “Scherographe” and a Shore “Scleroscope.” K. Munzel and co-workersLabindia Tablet Hardness Tester TH 1050 S plus is equipped with user-interactive software in dialogue mode and allows it to perform a continuous automatic run of up to 1-100 tablets. . Kgf Sc (Strong Cobb), Lbs / Pound. • Measuring Accuracy - ± 1N / ± 0.1 KP. 5. Weight: The air‐operated testers studied were the Strong‐Cobb (Tester C1) and three modified Strong‐Cobb testers (Testers C2, C3, and C4). At an Instron breaking load of 6.00 kg., Testers C2, C3, and C4 gave scale readings (kilograms per square inch) of 9.60, 9.53, and 10.2, while Tester C1 gave a reading of 10.8. Their “Monsanto Hardness Tester” measured the resistance of tablets to crushing, whereby the tablets were subjected manually to radial stress using a spring-loaded screw. The second equipment aiming at assessing the mechanical strength of tablets was patented by Albrecht (1949) and is known as the “Strong Cobb hardness tester”. Again .
The TBH 325 is the ERWEKA hardness or combination tester with integrated product memory for up to 50 products. Its robust design enables smooth operation in production environments. . The results are displayed and printed in either Newtons (N), Kiloponds (KP) or Strong Cobb (SC). Click to view video. Easy Setup Easy calibration.In the Strong Cobb hardness tester, the breaking load was applied through the action of a small hydraulic pump that was first operated manually but was later motorized. Problems associated with these devices were related to operator variability in rates of loading and difficulties in proper setup and calibration. Modern testers employ .A Strong-Cobb tablet hardness tester will push an anvil against a stationary surface. You can see the outcome of the test on the hydraulic meter. ii. Pfizer Tablet Hardness Tester. A Pfizer tablet harness tester squashes a tablet between the holding anvil and the piston.
The tablet testing instrument PTB 311E is a dual force mode hardness tester. It can be used for either linear force or linear speed increase while tablet hardness is tested. . (Newton) or Sc (Strong Cobb). The four results are immediately .
The measuring units can be selected from mm or Inch and KP (Kilopond), N (Newton) or Sc (Strong Cobb). Running a Test. PTB 330 features a large, back-lit colour LCD. Navigate the menu using the arrow keys on the left side of the .Strong Cobb Hardness Tester memungkinkan pengukuran kekerasan secara objektif dan konsisten. Dengan mengetahui kekuatan fisik obat, perusahaan farmasi dapat memastikan bahwa tablet atau kapsul tidak mudah hancur, retak, atau pecah selama produksi, pengemasan, dan pengiriman. 3. Konsistensi ProduksiSTRONG-COBB HARDNESS TESTER • Introduced in 1950. • Also measures the diametrically applied force required to break tablet. • In this instrument the force is produced by a manually operated air pump. • As the pressure is increased a plunger is force against the tablet placed on anvil. • The final breaking point is indicated on a dial .When testing tablets of uniform hardness and dimensions, a definite relationship was found to exist between the Strong Cobb and the Monsanto tablet hardness testers. Single instruments of either type appear to give reproducible results and multiple instruments of both types were found to check each other closely.
The following list shows the relationship between the various units that the hardness tester is capable of measuring in: 1 Kilo Pond = 9.807 Newtons 1 Kilo Pond = 1.4 Strong Cobbs 1 Strong Cobb = 0.714 Kilo Ponds 1 Strong Cobb = 7.005 Newtons 1 Newton = 0.102 Kilo Ponds 1 Newton = 0.143 Strong Cobbs 1 Newton = 2.2048 Lbs. 8.2 RS-232 Serial . Download Citation | Comparison and correlation of the Strong Cobb and the Monsanto tablet hardness testers | When testing tablets of uniform hardness and dimensions, a definite relationship was .
The air‐operated testers studied were the Strong‐Cobb (Tester C1) and three modified Strong‐Cobb testers (Testers C2, C3, and C4). At an Instron breaking load of 6.00 kg., Testers C2, C3, and C4 gave scale readings (kilograms per square inch) of 9.60, 9.53, and 10.2, while Tester C1 gave a reading of 10.8.The test results (including date/time) are shown on two bright LED displays and can be printed out via the standard USB printer interface. The TBH 125 can be calibrated either statically with weight stones or dynamically with AutoCal 2.0 (3-point-calibration; menu guided). . Strong Cobb and Kilopond. Automatic Calibration Tool AutoCal 2.0.
Articles Comparison and correlation of the strong cobb and the monsanto tablet hardness testers Archie McCallum, John Buchter, Robert Albrecht, †* Strong, Cobb and Company, Inc., Cleveland, Ohio Strong, Cobb and Company, Inc. Cleveland Ohio †Designer of the Strong Cobb Hardness Tester.
The Cobb test determines the amount of water absorbed into the surface by a sized (non-bibulous) paper, paperboard, and corrugated fibreboard paper or paperboard sample in a set period of time, usually 60 or 180 seconds (Cobb60 or Cobb180). . The water absorbency of a material can have strong influence on printability and the setting rate of .
Highly accurate test results; Strong sample mounting; Rugged construction; Minimum maintenance requirements; Low wear and tear of parts; . The need for Cobb testers in the paper and packaging industry has been increased over the past few years. Thus, it will give you highly accurate testing results. Before you conduct the test, it is very . Content Uniformity Test: Randomly select 30 tablets. 10 of these assayed individually. The Tablet passes the test if 9 of the 10 tablets must contain not less than 85% and not more than 115% of the labeled drug content and the 10 th tablet may not contain less than 75% and more than 125% of the labeled content.; If these conditions are not met, remaining .
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