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Version 2.30M 

December 2009 

International Div., A&D Company, Limited 

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Содержание MS-70

Страница 1: ...ly yz ze er rs s M MF F 5 50 0 M ML L 5 50 0 Q Q A A U Us se er rs s H Ha an nd db bo oo ok k Version 2 30M December 2009 International Div A D Company Limited T Te es st t w wi it th h T Th he e B Be...

Страница 2: ...MS 70 MX 50 MF 50 ML 50 A Heating method 8 B Measurement 9 Application of the analyzer A Measurement samples 11 1 Measurement methods 11 2 Measurement report 12 3 Typical measurement results 13 B Data...

Страница 3: ...e chemically to form sodium tartrate dihydrate molecular formula Na2C4H4O 2H2O rational formula H2O CH OH COONa 2 molecular mass 230 0823 Heating sodium tartrate dihydrate releases the two water molec...

Страница 4: ...end point of the reaction with water is detected electrically by current and the water moisture content of the sample is determined by the quantity of KF reagent required to reach the end point Karl...

Страница 5: ...L is very easy to handle measures quickly and is reasonably priced 3 When the required resolution is under 0 01 the MS MX MF ML is more suitable in terms of handling accuracy and running cost There is...

Страница 6: ...n adhere to the sample Furthermore moisture and impurities that have adhered to the pan along with measurement instrument errors can cause results to vary between 15 0 and 16 0 in actual measurements...

Страница 7: ...asurement will be No A larger sample may not get heated evenly on the inside or the heating time may become longer In such cases it may not be possible to achieve high accuracy repeatability 9 Can the...

Страница 8: ...librator for the MS 70 and MX 50 only 3 Are traceability system diagrams and certificates of measurement available Yes both are available upon request 1 Documentation for analyzers covers both weight...

Страница 9: ...e of the light emitted by a halogen lamp is within infrared wavelength field Its optical characteristics are basically the same as an infrared lamp 3 How fast can the halogen lamp heat It can heat a p...

Страница 10: ...r on analytical balances measures very precisely so smaller samples can be measured With an appropriate heating temperature and sample mass measurement can typically be completed within a few minutes...

Страница 11: ...ble weighing within 1 second on average and significantly improve accuracy and long term stability This sensor is used in scales that require high resolution and accuracy The SHS enables the MS MX MF...

Страница 12: ...sheet This improves repeatability and shortens measurement time by one third to a half Place the glass fiber sheet on the sample tray zero the scale and then apply the sample AX MX 32 1 For liquid sa...

Страница 13: ...between the two analyzers indicating that the MX 50 obtained the same results as a Karl Fischer type analyzer 2 Furthermore the MX 50 had a lower coefficient of variance and better repeatability when...

Страница 14: ...quid 1 Standard MID 200 6 92 01 0 157 0 17 Glass fiber sheet was used 8 Lipstick 1 Standard MID 100 1 9 0 778 0 1938 24 91 Sample was spread directly on the pan 9 Liquid foundation 1 Standard MID 140...

Страница 15: ...0 384 0 60 28 Soybean powder 5 Standard MID 160 8 2 9 92 0 061 0 61 29 Cashew nuts 5 Standard MID 140 8 5 3 04 0 010 0 33 Sample was crushed with hand mixer 30 Butter peanuts 5 Standard MID 140 9 6 2...

Страница 16: ...00 0 050 0 23 45 Pepper coarsely ground 5 Standard MID 160 15 9 12 23 0 142 1 16 46 Chili pepper powder 5 Standard MID 120 17 3 5 81 0 060 1 03 47 Seasoned chili pepper powder 5 Standard MID 120 16 9...

Страница 17: ...to about 3cm 65 Dried brown seaweed 1 Standard MID 200 9 2 11 49 0 367 3 19 Sample was crushed with hand mixer 66 Wood ear mushroom sliced 2 Standard MID 180 18 3 13 13 0 227 1 73 Sample was cut to ab...

Страница 18: ...85 Modified powdered milk for nursing 2 Standard HI 120 6 7 3 29 0 015 0 46 86 Milk 1 Standard MID 140 6 7 87 11 0 069 0 08 Glass fiber sheet was used 87 Yogurt A 1 Standard MID 160 11 5 81 17 0 383...

Страница 19: ...9 2 min 103 Chemicals Aluminum oxide 5 Standard HI 200 2 4 0 098 0 013 13 27 104 Chemicals Magnesium oxide 2 Standard HI 200 5 2 1 52 0 164 10 79 105 Chemicals Talc 5 Standard HI 200 2 5 0 144 0 0114...

Страница 20: ...0 Automatic 0 005 min 100 19 4 0 488 0 015 3 07 Strong smell emitted during heating Karl Fischer method Temp 100 C 0 2 g sample 4 measurements Average moisture content 0 301 Repeatability 0 0131 Avera...

Страница 21: ...y useful for examining conditions of measuring moisture content RsTemp automatically determines a suitable heating temperature for measuring sample moisture content by raising the heating temperature...

Страница 22: ...lder on the disk and click the file named Moisuture_data html Techniques for measuring moisture with the MX 50 including typical moisture measurement data of samples and their relevant measurement con...

Страница 23: ...ss begins to decrease The moisture content rate is calculated from this decrease and displayed as a graph The point where changes no longer occur where the line flattens determines the moisture rate M...

Страница 24: ...resistance of the sample Measurement of such samples can be completed in a short time by heating at the highest possible temperature In addition to the items below sodium tartrate dihydrate hand soap...

Страница 25: ...s stabilized but before rapid changes in the curve occur If a moisture content curve flattens out and then rises again materials other than water lipids additives organic matter may have evaporated In...

Страница 26: ...sample quantity heating temperature measurement termination condition with previously set heating temperatures and measurement termination conditions measurement terminates when the moisture loss valu...

Страница 27: ...in each heating temperature zone Starting temperature Step temperature and Step time can be changed when needed For further information refer to RsTemp_ReadMe Measured and calculated results are displ...

Страница 28: ...are designed to determine heating temperature most suitable for the sample from measured and calculated results However it is important to take into consideration the importance of visual and olfactor...

Страница 29: ...ent results for starch and cornstarch The graphs show that the Rate min is stable in the higher temperature range and the value is low Measurement of such samples can be completed in a short time by m...

Страница 30: ...increased above 180 due to an component other than water other liquids additives organic matter vaporizing or because the sample started to carbonize In such cases an excessively high temperature cou...

Страница 31: ...t and dry moisture analyzer However it is possible to measure and evaluate moisture content of such samples by measuring under same conditions sample quantity heating temperature measurement terminati...

Страница 32: ...the moisture content rate be affected Yes it may Heat conduction may worsen making it difficult to heat the sample evenly This in turn may lengthen measurement time and lead to low repeatability The...

Страница 33: ...ong Youngdeungpo gu Seoul KOREA Telephone 82 2 780 4101 Fax 82 2 782 4280 A D INSTRUMENTS LTD Unit 24 26 Blacklands Way Abington Business Park Abington Oxon OX14 1DY United Kingdom Telephone 44 1235 5...

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