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POLARIMETER .

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MOQ : 1 Piece

POLARIMETER . Specification

View Head
Monocular, rotatable through 360.

Spare Parts
Replacement LED, glass tubes, calibration plate.

Features
Direct scale and Vernier reading; robust brass/metal construction; suited for laboratory/educational use; easy calibration with standard tube.

Focus System
Rack and pinion drive.

Theory
Measures optical rotation to determine concentrations of optically active substances.

Drawtube
Monocular, 160 mm length.

Sensor
High-sensitivity photo detection sensor.

Resolution
0.05 (optical scale), 0.01 (digital readout).

Interface
Rotary scale, manual reading.

Frame Rate
Not applicable.

Focal Distance
200 mm fixed focal distance.

Magnification
10x (eyepiece) standard.

Dimensions
390 mm (L) x 150 mm (W) x 220 mm (H).

Focus Range
Manual, 5 dioptres.

Eyepieces
Compensating eyepiece, adjustable.

Eyepiece Tube
Inclined at 45.

Illumination
LED lamp, white light, 3V/1W.

Coarse Adjustment Range
45 mm total travel.

Fine Adjustment Range
0.18 mm per rotation.

Working Stage
Glass tube holder with leveling screws.

Still Image Capture Resolution
Not applicable.

Video Capture Resolution
Not applicable.

Image Format
Not applicable (visual instrument).

Interpupillary Distance
Not adjustable (single tube).

Objective Achromatic
Achromatic lens, 80 mm focal length.

Condenser
Fixed, with mirror for reflection.

Light Source
LED, replaceable, external power supply.

Sample Tube Length
100 mm (standard), supports up to 200 mm.

Application
Used for analysis in pharmaceutical, food, chemical, and education fields.

Temperature Range
10C to 40C operation.

Material
Heavy-duty cast alloy and precision glass optics.

Net Weight
6.5 kg (approximate).

Accuracy
0.01 (digital) / 0.05 (scale).

Measurement Range
-180 to +180 optical rotation.

Power Supply
AC 220V/50Hz, or battery operation possible.

Calibration
Supplied with calibration quartz plate.

POLARIMETER . Trade Information

Minimum Order Quantity
1 Piece

Payment Terms
Cash Advance (CA), Cash in Advance (CID), Cheque, Telegraphic Transfer (T/T), Letter of Credit (L/C)

Sample Available
Yes

Sample Policy
Sample costs shipping and taxes has to be paid by the buyer

Packaging Details
carton box, export quality also available

Main Export Market(s)
Asia, Eastern Europe, Western Europe, Middle East, Africa

Main Domestic Market
All India

Certifications
ISO 9001, 14001 ,CE

About POLARIMETER .

POLARIMETER (Bi-Quartz) ETMS-153

Analyzer brass scale graduated from 0-360 deg. or 0-180 deg. with vernier reading 6" and accomodates a 200 mm glass tube. It is packed in a card board box.

High-Precision Measurement Capability

The polarimeter delivers outstanding accuracy, providing digital readings with 0.01 precision and conventional scale readings with 0.05. Its resolution caters to both rapid and detailed analyses, while the included calibration quartz plate ensures consistent and trustworthy results. The instrument covers a substantial optical rotation range, making it suitable for diverse chemical and quality control needs.

Designed for Versatility and Durability

Constructed from a robust cast alloy and fitted with precision glass optics, this polarimeter withstands regular use in demanding laboratory environments. Its adjustable features, monocular rotatable head, and ergonomic design accommodate various user preferences. The instrument supports both AC and battery power, ensuring dependable operation in multiple settings, from teaching labs to fieldwork.

Ease of Use and Maintenance

Featuring a direct rotary scale, vernier reading interface, and manual focus adjustments, this polarimeter is user-friendly for both students and professionals. Calibration is straightforward courtesy of the standard tube and supplied calibration plate. Maintenance is simplified with accessible replacement parts such as LED lamps and glass tubes, guaranteeing sustained accuracy and prolonged instrument life.

FAQs of POLARIMETER:

Q: How does the polarimeter determine the concentration of optically active substances?

A: The polarimeter measures the angle of optical rotation caused by passing polarized light through a sample placed in its glass tube. By analyzing this rotation, users can accurately determine the concentration of optically active compounds, such as sugars or drugs, following established calculation protocols.

Q: What is the process for calibrating the polarimeter before measurements?

A: Calibration is performed by inserting the supplied calibration quartz plate into the sample holder and adjusting the reading to match the known rotation value of the plate. This ensures measurement accuracy for subsequent sample analyses and should be conducted regularly, or before critical tests, for best results.

Q: When should the sample tube length be changed, and how is this done?

A: The standard tube length is 100 mm, but for higher sensitivity or specific sample requirements, tubes up to 200 mm can be used. Simply replace the standard tube with a longer one in the glass tube holder, ensuring it is properly aligned and secured using the leveling screws before proceeding with measurements.

Q: Where is this polarimeter best utilized and who benefits from its use?

A: This instrument is ideally suited for laboratories in the pharmaceutical, food, and chemical industries, as well as in educational institutions. Its accuracy and versatility make it beneficial for researchers, quality control analysts, and students learning about chiral substances and their analysis.

Q: What are the main benefits of using a polarimeter with both digital and scale readings?

A: Combining digital and scale readings provides users with flexible options for precision and speed. Digital readouts offer high-accuracy measurements, while the vernier scale allows rapid estimation and cross-verification, reducing the likelihood of errors and enhancing confidence in analytical results.

Q: How should the instruments illumination and optics be maintained?

A: The polarimeter features a replaceable 3V/1W LED lamp and precision glass optics. For maintenance, periodically clean the optical surfaces using a lint-free cloth and replace the LED lamp as needed. This ensures clear visualization and consistent operation over time.

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