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Karl Fischer oven headspace sampler
Product Introduction: KHF-100 Karl Fischer Heating Furnace fills the gap in China. It adopts a unique needle design, which can achieve both carrier ga
Product details

http://img76.mtnets.com/5/20201119/637413971621295247533.jpgKHF-100 Karl Fischer oven headspace samplerUsing an empty core injection needle design, one operation can achieve both carrier gas input and water vapor output. At the same time, due to the new gas path design, the transmission of water vapor can be achieved with a very small flow rate. Each injection only requires the replacement of the sample bottle, which is convenient to operate without waiting for the bottle cap to cool down.The detection accuracy can reachppmGrade, very suitable for industries such as lithium batteries, plastic particles, and petrochemicals that have high requirements for moisture detection.

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2Hollow core gas needle injection and gas delivery pipeline with heating function, no dead volume of water vapor or condensation, simpler operation, and greatly improve the accuracy and repeatability of the instrument;

4There are 5 built-in methods to choose from, 8 calculation formulas for convenient sample testing, and customized sample units such as%, ppm, mg/kg, etc., making the result units more user-friendly;

5The temperature can reach 300 ℃, which can meet the testing requirements of most samples. The airflow can be adjusted from 0-100ml, suitable for samples with various water release rates;

7There is no need to wait for the previous sample bottle to cool down before proceeding to the next sample measurement. During the process of replacing the sample bottle, the sample bottle always remains sealed, resulting in higher and more accurate measurement efficiency. Especially for samples with strong moisture absorption, there is no need to worry about the interference of moisture in the air.

9Headspace sampling technology allows only gas to enter the reaction cup of the moisture analyzer without contaminating the reaction cup and electrolytic electrode;

KHF-100卡氏加热炉顶空进样器

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name

index

model

V310S-HKF

measuring range

3---19999.9Microgramwater

measurement speed

2.24mg H2O/min(Large)

Temp Accuracy

1

measurement accuracy

3μG (10 micrograms -100 μ g)MicrogramH2O) ≤ 0.3% (water content>100MicrogramH2O)

resolution

0.1μg H2O

Delayed titration

0-9999second

Sample method

5An independent method

calculation formula

Built in 8 calculation formulas

Temperature range

Room temperature -300 ℃

heating rate

30/min (50-180℃,220V)

Flow range

0-100ml/min

Sample bottle specifications

10ml(5ml, 20ml optional)

Data printing

Built in thermal printer

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KHF-100卡氏加热炉顶空进样器Lithium battery material:Moisture detection of lithium battery materials such as lithium cobalt oxide, lithium nickel oxide, carbon composite lithium iron phosphate positive electrode materials for lithium-ion batteries, lithium titanium oxide and its composite negative electrode materials for lithium-ion batteries, nano lithium iron phosphate, lithium manganese oxide, nickel cobalt manganese oxide, lithium titanium oxide, lithium iron phosphate, lithium nickel cobalt aluminum oxide, nickel cobalt aluminum ternary composite hydroxide, lithium hexafluorophosphate, lithium hexafluorophosphate, lithium hexafluorophosphate electrolyte, graphite negative electrode materials, lithium battery membranes, and electrode sheets.



KHF-100卡氏加热炉顶空进样器Other substances that are insoluble or have side reactions with Karl Fischer reagent:Ore, carbonate and metal oxides, carbon powder,Petrochemical products containing additives (engine oil, lubricating oil, and grease),Raw materials for drugs, freeze-dried powder samples, leather, sealant, etc.


1Sample Name: Lithium Iron Phosphate

Determination order

Injection volume g

Moisture content ug

Measurement duration m: s

Measurement result ppm

1

0.6185

603.2

5:35

975.263

2

0.5235

510.7

5:12

975.549

3

0.6049

583.8

5:28

965.118

Average value:971.9767ppm

Relative standard deviation:0.6113%

2Sample Name: Lithium Cobaltate

Determination order

Injection volume g

Moisture content ug

Measurement duration m: s

Measurement result ppm

1

2.5861

513.6

4:53

198.6

2

2.5352

508.3

4:32

200.5

3

2.6049

508.5

4:33

195.2

Average value:198.1ppm

Relative standard deviation:1.3554%

3Sample Name:Lithium battery negative electrode membrane

Determination order

Injection volume g

Moisture content ug

Measurement duration m: s

Measurement result ppm

1

0.9782

1292.89

5:13

1321.7

2

1.1833

1536.28

4:42

1298.3

3

0.8970

1172.56

4:54

1307.2

Average value:1309.07ppm

Relative standard deviation:1.3297%

4Sample Name:Polyurethane plastic particles

Determination order

Injection volume g

Moisture content ug

Measurement duration m: s

Measurement result%

1

1.0918

288.6

6:23

0.0264

2

1.1029

303.9

6:32

0.0276

3

1.2331

325.8

5:58

0.0264

4

1.3120

355.7

6:15

0.0271

Average value:0.027%

Relative standard deviation:2.178%

5Sample Name:Acrylic plastic particles

Determination order

Injection volume g

Moisture content ug

Measurement duration m: s

Measurement result ppm

1

2.8543

1102.6

5:13

386.29

2

3.1245

1191.0

5:22

381.12

3

2.9150

1132.0

4:58

388.34

Average value:385.25ppm

Relative standard deviation:0.966%

KHF-100卡氏加热炉顶空进样器


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