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98647-002-37

Sartorius
YDK 01, YDK 01-0D, YDK 01LP

Density Determination Kit

User’s Manual

Summary of Contents for YDK 01

Page 1: ...98647 002 37 Sartorius YDK 01 YDK 01 0D YDK 01LP Density Determination Kit User s Manual...

Page 2: ...2 YDK 01 YDK 01 0D 9 8 7 2 1 3 4 5 6...

Page 3: ...om tre avec clip de fixation 4 Glass plummet Glassenkk rper Plongeur calibr en verre 5 Sieve for immersing samples pan hanger assembly Tauchsieb Panier pour chantillons flottants ensemble suspendre 6...

Page 4: ...4 9 10 8 7 2 1 3 4 5 6 YDK 01LP...

Page 5: ...ons flottants ensemble suspendre 6 Sample holder pan hanger assembly Tauchkorb Panier pour chantillons ensemble suspendre 7 Metal platform Br cke Pont m tallique 8 Adapter for LA LP models with an ana...

Page 6: ...ty Density 13 Sources of Error and Possibilities for Correction 14 Determining the Specific Gravity Density 17 of Solids 17 of Solids with a Density 1g cm3 18 of Liquids 21 Application in Legal Metrol...

Page 7: ...determination kit and working with it If your balance is equipped with a density determination program you can have the rho values calculated by the program In this case please follow the operating in...

Page 8: ...and up Micro series RC balances Research series Preparing the Bar Frame You must mount the adapter before the bar frame can be placed on the balance Please use the adapter that is appropriate for the...

Page 9: ...ening at the top of the frame must face the direction from which the sample holder sieve glass plummet will be placed into the frame Always use the metal platform to hold a beaker Please position this...

Page 10: ...embly glass plummet will be placed on the balance LA3200D LP3200D Balances Place the components on the balance in the following order Short adapter Compensating disk Bar frame k The wedge shaped openi...

Page 11: ...er pan hanger assembly glass plummet will be placed on the balance Beaker Immersion Device Use the metal plate to support the beaker Place it on the bar frame base and then set both on the balance The...

Page 12: ...an that of the liquid in which the sample is immersed use 76 mm beaker and sieve for immersing the sample To determine the density of liquids 55 mm beaker and glass plummet Thermometer If necessary at...

Page 13: ...volume of the solid With a hydrostatic balance which enables you to weigh a solid in air as well as in water it is possible to determine the specific gravity of a solid if the density of the liquid c...

Page 14: ...d on the suspension wire of the pan hanger assembly Air bubbles on the sample Some of these errors can be corrected by calculation To do so it is necessary to proceed as follows measure the temperatur...

Page 15: ...rected The following formula allows for air buoyancy W a fl a a W a W fl Where a 0 0012 g cm3 Density of air under standard conditions temperature 20 C pressure 101 325 kPa Depth of Immersion The pan...

Page 16: ...ing procedure the effect of the meniscus can be disregarded To reduce the surface tension and the friction of liquid on the wire add three drops of a tenside Mirasol Antistatic or an ordinary dishwash...

Page 17: ...be immersed and hang it from the frame Measuring Procedure Determining the Weight of a Sample in Air Tare the balance Place the sample on the upper pan on the frame and weigh Record the weight W a De...

Page 18: ...ic gravity of solids with a density less than1g cm Method 1 For this method distilled water is still used as the liquid causing buoyancy but the pan hanger assembly is replaced by the sieve for immers...

Page 19: ...s only slightly from that of distilled water Since the sample is suspended in water measuring errors may occur if the first method is used It also makes sense to use the second method when determining...

Page 20: ...displayed with a negative sign Calculating the Specific Gravity Read off the temperature of the liquid Using the table at the back of this manual find the density fl which corresponds to the temperatu...

Page 21: ...he Buoyancy G W a W fl The negative weight displayed by the balance corresponds to the buoyancy acting on the glass plummet in the liquid Record the buoyancy displayed with a negative sign Read off th...

Page 22: ...of liquids In addition to the bar frame adapter and metal plate the following components provided with the YDK 01 0D will be needed Beaker 55 mm Glass plummet Material AR glass Volume 10 cm3 suspende...

Page 23: ...9 0 99847 0 99845 19 0 99843 0 99841 0 99839 0 99837 0 99835 0 99833 0 99831 0 99829 0 99827 0 99825 20 0 99823 0 99821 0 99819 0 99817 0 99815 0 99813 0 99811 0 99808 0 99806 0 99804 21 0 99802 0 998...

Page 24: ...0 79037 0 79028 19 0 79020 0 79011 0 79002 0 78994 0 78985 0 78977 0 78968 0 78960 0 78951 0 78943 20 0 78934 0 78926 0 78917 0 78909 0 78900 0 78892 0 78883 0 78874 0 78866 0 78857 21 0 78849 0 7884...

Page 25: ...y the volume of the solid The volume of an immersed solid V s equals the volume of the displaced liquid V fl The following are determined 1 The weight of the sample in air W a 2 The buoyancy of the so...

Page 26: ...re a 0 0012 g cm3 density of air under standard conditions temperature 20 C pressure 101 325 kPa which results in the following W a fl a a W a W fl the immersion of the wires of the sample holder or s...

Page 27: ...ed by the immersed wires from the buoyancy determined for the sample G W a W fl The corrected buoyancy A corr to use in this calculation is then G A d2 A corr W a W fl 2 W a W fl D2 d2 A corr 1 2 W a...

Page 28: ...r by any means without the prior written permission of Sartorius AG The status of the information specifications and illustrations in this manual is indicated by the date given below Sartorius AG rese...

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