Brand: Midwest

Name: COD thermostatical heater Type: M221668

Type: M221668

About products:

COD thermostatical heater is according to national relevant standards. It adopts digitization to set to control the heating temperature, digitization reveals the heating temperature. Intensify fast advantages with even, easy to operate, stable and reliable constancy of temperature compared with other like products. Used for the water quality detection in trades such as environmental protection, medical treatment, hygiene, food, papermaking, printing and dyeing, petrochemical industry, metallurgy,etc. extensively.

The products are detailed:

COD thermostatical heater is according to national relevant standards. It adopts digitization to set to control the heating temperature, digitization reveals the heating temperature. Intensify fast advantages with even, easy to operate, stable and reliable constancy of temperature compared with other like products. Used for the water quality detection in trades such as environmental protection, medical treatment, hygiene, food, papermaking, printing and dyeing, petrochemical industry, metallurgy,etc. extensively.

Its main technical indicator and characteristic:
1,Adjustable temperature range: From 32 ¡æ to 399 ¡æ
2,The heating-up time: (180 ¡æ) <30min
3,Thermostatical precision: ¡À is 2 ¡æ
4,Maximum power consumption: 1kw
5,Power: 220v 50Hz
6,The number of samples of heating at the same time: 12
7,Physical dimension: Long wide high ‘ 430290104)

Brand: Midwest

Name: COD thermostatical heater Type: M163

Type: M163

About products:

First. Brief introduction of COD thermostatical heater: It is a kind of experiment means instrument that produces the products newly. Show through the test of inspection center of quality monitoring of environmental monitoring instrument of Beijing of State Bureau of Environmental Protection, the result accords with the demands for international standard method ISO06066-86. This instrument has electric-saving, not needs the cooling water, take the advantage such as being small, easy to operate of space, it can be used for trades such as the environmental protection, papermaking, running water, metallurgy, printing and dyeing, hospital, food,etc.. Design feature: Small, easy and simple to handle, save water, electric expenses, four recoverable to purchase the intersection of instrument and expenses in month. Technical parameter Hold samples at the same time 12

The products are detailed:

First. Brief introduction of COD thermostatical heater:
It is a kind of experiment means instrument that produces the products newly. Show through the test of inspection center of quality monitoring of environmental monitoring instrument of Beijing of State Bureau of Environmental Protection, the result accords with the demands for international standard method ISO06066-86.

This instrument has electric-saving, not needs the cooling water, take the advantage such as being small, easy to operate of space, it can be used for trades such as the environmental protection, papermaking, running water, metallurgy, printing and dyeing, hospital, food,etc..
Design feature: Small, easy and simple to handle, save water, electric expenses, four recoverable to purchase the intersection of instrument and expenses in month.
Technical parameter
Hold samples at the same time 12
Thermostatical range 150-200 ¡æ is (adjustable continuously)
Temp.-controlling precision ¡À is 2 ¡æ
Heating-up time < 30min
Power AC220V 50Hz
Power: 1.5KW

Brand: Midwest

Name: Pincers type converter Type: M204292

Type: M204292

About products:

Conductor size Maximum ¦µ 40mm input AC 0- 100mA exports AC 0- 100mV (AC 100mV/ A) Precision ¡À 1.0% ¡À 1mV (50/60Hz) of reading ¡À 2.0% ¡À 1mV (40-1kHz) Loop voltage AC 300V insulating voltage AC 3.700Vrms (one minute) Lead-out terminal Long 2m warm humidity range 0-50 ¡æ and 85% output resistance and about 200¦¸ size 128 is (long) 81 is (wide) 36 (it is high

The products are detailed:

Conductor size Maximum ¦µ 40mm
Input AC 0- 100mA
Export AC 0- 100mV (AC 100mV/ A)
Precision ¡À 1.0% ¡À 1mV (50/60Hz) of reading ¡À 2.0% ¡À 1mV (40-1kHz)
Loop voltage AC 300V
Insulating voltage AC 3.700Vrms (one minute)
Lead-out terminal Long 2m
Warm humidity range 85% for 0-50 ¡æ
Output resistance About 200¦¸
Size 128 is (long) 81 is (wide) 36 is (high)
Weight 240g

Brand: Midwest

Name: Examine the mercury appearance m311488

Type: m311488

About products:

Instrument control: Computer of the touch-sensitive screen (CPU133M, 16M memory, Windows95 operating system) The optical system of the instrument: The light source of single beam spectrophotometer: The wavelength of the low-pressure mercury vapor lamp: 253.65nm interferometric filter: 254nm, – 9nm bandwidth detector: The ultraviolet photodetector detectability of silicon: 0.01ng Hg operating range: One pair of low quantums of quantum auto-switch: 0.05-50ng high quantum Cong 50-600ng reproducibility: <1.5%????:

The products are detailed:

Especially suit the large-scale food export enterprise (especially aquatic products trade) And the government examines the organization to remain and pay measuring to mercury in the raw materials or finished product fast.
IT61M/DMA-80 characteristic
Can carry on the solid, mercury content of liquid sample automatically directly to determine, the sample adopts the thermolysis directly, counteract the course after omitting samples.
Obtain the result in 5 minutes
Pair measures quantum auto-switch, meet various sample requirements.
Fine detection precision and repeatability

Brand: Midwest

Name: COD thermostatical heater Type: M 221668 .

Type: M221668

About products:

COD thermostatical heater is according to national relevant standards. It adopts digitization to set to control the heating temperature, digitization reveals the heating temperature. Intensify fast advantages with even, easy to operate, stable and reliable constancy of temperature compared with other like products. Used for the water quality detection in trades such as environmental protection, medical treatment, hygiene, food, papermaking, printing and dyeing, petrochemical industry, metallurgy,etc. extensively.

The products are detailed:

COD thermostatical heater is according to national relevant standards. It adopts digitization to set to control the heating temperature, digitization reveals the heating temperature. Intensify fast advantages with even, easy to operate, stable and reliable constancy of temperature compared with other like products. Used for the water quality detection in trades such as environmental protection, medical treatment, hygiene, food, papermaking, printing and dyeing, petrochemical industry, metallurgy,etc. extensively.

Its main technical indicator and characteristic:
1,Adjustable temperature range: From 32 ¡æ to 399 ¡æ
2,The heating-up time: (180 ¡æ) <30min
3,Thermostatical precision: ¡À is 2 ¡æ
4,Maximum power consumption: 1kw
5,Power: 220v 50Hz
6,The number of samples of heating at the same time: 12
7,Physical dimension: Long wide high ‘ 430290104)

Brand: Midwest

Name: Pincers type converter Type: M204292 .

Type: M204292

About products:

Conductor size Maximum ¦µ 40mm input AC 0- 100mA exports AC 0- 100mV (AC 100mV/ A) Precision ¡À 1.0% ¡À 1mV (50/60Hz) of reading ¡À 2.0% ¡À 1mV (40-1kHz) Loop voltage AC 300V insulating voltage AC 3.700Vrms (one minute) Lead-out terminal Long 2m warm humidity range 0-50 ¡æ and 85% output resistance and about 200¦¸ size 128 is (long) 81 is (wide) 36 (it is high

The products are detailed:

Conductor size Maximum ¦µ 40mm
Input AC 0- 100mA
Export AC 0- 100mV (AC 100mV/ A)
Precision ¡À 1.0% ¡À 1mV (50/60Hz) of reading ¡À 2.0% ¡À 1mV (40-1kHz)
Loop voltage AC 300V
Insulating voltage AC 3.700Vrms (one minute)
Lead-out terminal Long 2m
Warm humidity range 85% for 0-50 ¡æ
Output resistance About 200¦¸
Size 128 is (long) 81 is (wide) 36 is (high)
Weight 240g

Brand: Midwest

Name: Pincers type converter Type: M204287

Type: M204287

About products:

Conductor size Maximum ¦µ 68mm input AC 0- 100mA exports AC 0- 100mV (AC 100mV/ A) Precision ¡À 1.0% ¡À 1mV (50/60Hz) of reading ¡À 2.0% ¡À 1mV (40-1kHz) Loop voltage AC 300V insulating voltage AC 3.700Vrms (one minute) Lead-out terminal Long 2m warm humidity range 0-50 ¡æ and 85% output resistance and about 120¦¸ size 186 is (long) 129 is (wide) 53(

The products are detailed:

Conductor size Maximum ¦µ 68mm
Input AC 0- 100mA
Export AC 0- 100mV (AC 100mV/ A)
Precision ¡À 1.0% ¡À 1mV (50/60Hz) of reading ¡À 2.0% ¡À 1mV (40-1kHz)
Loop voltage AC 300V
Insulating voltage AC 3.700Vrms (one minute)
Lead-out terminal Long 2m
Warm humidity range 85% for 0-50 ¡æ
Output resistance About 120¦¸
Size 186 is (long) 129 is (wide) 53 is (high)
Weight 490g

Brand: Midwest

Name: Pen type PH meter m308816

Type: m308816

About products:

PH: Temperature 0.00~14.00: 0 ¡æ~ The intersection of +50 ¡æ and the intersection of 0.01PH/0.1 and ¡æ of offering an explanation etc., ¡À of 0.1¨H accuracy grade 0.02PH / the intersection of ¡À and 0.3 ¡æreact time reveal 1.5 seconds: 4 figures, reveal PH and temperature value operating environment at the same time: 0-80% RH, 0-50 ¡æ90 of weight, 149x37x42mm of size, power power 1.5V

The products are detailed:

Reveal PH and temperature value at the same time!

Pen type to design carrying conveniently!

It is convenient for oblique angle of 45 degrees to read the data!

PH electrode changing!

Automatic temperature compensation!

Brand: Midwest

Name: Appearance m258147 of fusing point

Type: m258147

About products:

1. Determine the range in melting point: 40- 280 ¡æ2. The display method of fusing point: Digital display 3. Reveal minimum reading: 0.1 ¡æ4. Determine the accuracy grade of the fusing point: <0.5 ¡æ of 200 ¡æ¡À Greater than or equal to 200 ¡æ ¡À 0.8 ¡æ5. Repeatability: It is 0.4 ¡æ6 at the time of 1 ¡æ of rate of temperature rise / min. The initial temperature presumes accuracy grade: ¡À 1 ¡æ7. Intensify the speed linearly: 0.5 ¡æ/ min, 1 ¡æ/ min, 1.5 ¡æ/ min, 3 ¡æ/ min four shelf 8. Intensify the rate error linearly: <10% at 200 ¡æ

The products are detailed:

But the design of detecting means of fusing point stipulated according to the pharmacopoeia that WRR melting point appearance is, this instrument makes use of electron technology to realize the temperature programme-controlledly, melts for the first time and melts the digital display after all. Having employed the linear updated platinum resistance to function as the detector, and been realized by electronic line the fast ” initial temperature ” Presume and four shelves of alternative and linear rate of temperature rise. The capillary that the instrument adopts the pharmacopoeia to stipulate observes the fusing process of the capillary intraductal sample through the powerful magnifier as the sample tube, clear and ocular, it is ideal melting point detecting instruments of behavior such as pharmacy, chemical industry, dyestuffs, spices, rubber,etc..

Brand: Midwest

Name: COD thermostatical heater (counteract the appearance) (energy-efficient) Type: M119783

Type: M119783

About products:

COD thermostatical heater that our company produced was developed meticulously by the scientific and technical personnel of our company according to national relevant standards. It is that one kind adopts air to condense the heating return current device that is determined chemical oxygen consumption, it adopts digitization to set to control the heating temperature, and digitization reveals the heating temperature. Intensify fast advantages with even, easy to operate, stable and reliable constancy of temperature compared with other like products, can be used for the water quality detection in trades such as environmental protection, medical treatment, hygiene, food, papermaking, printing and dyeing, petrochemical industry, metallurgy,etc. extensively.

The products are detailed:

COD thermostatical heater that our company produced was developed meticulously by the scientific and technical personnel of our company according to national relevant standards. It is that one kind adopts air to condense the heating return current device that is determined chemical oxygen consumption, it adopts digitization to set to control the heating temperature, and digitization reveals the heating temperature. Intensify fast advantages with even, easy to operate, stable and reliable constancy of temperature compared with other like products, can be used for the water quality detection in trades such as environmental protection, medical treatment, hygiene, food, papermaking, printing and dyeing, petrochemical industry, metallurgy,etc. extensively.
A technical indicator and characteristic:
1.Adjustable temperature range: 32 ¡æ- 399 ¡æ;
2.The heating-up time: (180 ¡æ) <30min;
3.Thermostatical precision: ¡À is 2 ¡æ;
4.Maximum power consumption: 1kw;
5.Power: 220v 50Hz;
6.The number of samples of heating at the same time: 12;
7.Physical dimension: It is long and wide and high (430290104) ;
8.And can increase the regular function according to the needs of user.