Schmidt Heansch

Polartronic V-cirkelpolarimeter

De volautomatische allrounder polarimeter met hoge resolutie en continue meting
Continu en snel meten
Intuïtieve bediening, industriële standaardinterfaces, interne databasefunctie, interne 21 CFR Part 11-software
Stainless steel housing for rugged conditions
Wavelength (882 nm) for dark sugar solutions

Polartronic V-cirkelpolarimeter

High-performance circle polarimeter

The SCHMIDT + HAENSCH Polartronic® V is a fully automatic all-round circle polarimeter. It offers continuous, fast measurements with high resolution, delivering accurate and reproducible results across the entire measuring range.

 

Kenmerken: 

  • Wavelength (882 nm) for dark sugar solutions
  • Large 7” touch screen
  • Pre-installed user methods
  • Flexibility due to modular concept
  • Robust metal housing
  • Highly accurate and reproducible measuring results over the whole measuring range in no time at all
  • Continuous measurements for control of changes in concentration, depending on time or reaction
  • Easy to calibrate by certified Quartz Control Plates (SQCP, TQCP)
  • Modern and robust design for rough environments
  • Internal measuring data storage
  • Documentation according to GLP/GMP, 21 CFR part 11 ready, corresponding software optionally available.
  • Very long-lasting LED light source
  • Extremely low noise
  • Minimal maintenance effort and remote diagnostics and servicing
  • In conjunction with the S&H Software AQUISYS 2008 all requirements of 21 CFR Part 11 will be performed

 

Toepassingen

The SCHMIDT + HAENSCH Polartronic® V Allrounder enables precise polarimetric analysis of starch in raw materials. It is ideal for use in the sugar industry, food and beverage production, and pulp and paper laboratories to determine starch and cellulose content.

It is also suitable for pharmaceutical applications, including chirality testing and determining enantiomeric excess. Its measurements comply with major standards such as the International Pharmacopeia, OIML, ASTM, and ICUMSA.

 

Checking/Calibration

Because the interference filters used in circle polarimeters can degrade over time due to age and environmental conditions, periodic checks and potential wavelength readjustments may be necessary. This can be reliably performed using sucrose solutions or quartz control plates.

Quartz control plates are long-term stable reference standards for polarimeter. The sample chamber of SCHMIDT + HAENSCH polarimeters allows both vertical positioning and full 360° rotation of the quartz control plates around their own axis.

Only by rotating the quartz control plates can users verify that the plates are mounted without mechanical strain. This rotation also enables testing of the polarimeter in compliance with international standards such as ICUMSA and OIML.

 

Specifications of the circle polarimeter 

Measurement scales °Optical rotation, °Specific rotation, °Z International Sugar Scale, % Concentration (g/mL, g/100mL, g/L) up to 1000 scales freely definable
Meetbereik ± 360° / ± 259°Z
Resolution 0.001° / 0.01°Z
Precisie ± 0.005° / ± 0.015 °Z *
Reproduceerbaarheid ± 0.001° / ± 0.01 °Z
Sensitivity  Up to OD 5
Wavelength  1 or 2 wavelengths fixed: 405, 435, 546, 578, 589, 633, 882 nm (others upon request)
Response time ≤ 4 sec. over the entire measuring range
Measuring tubes Different models, 10 to 200 mm length, Material: glass, stainless steel, acid-proof stainless steel, stainless-steel tubes with integrated temperature sensor***
Temperature measurement NTC sensor for measurement of sample temperature
Range 0 °C – 99 °C
Resolution 0.01 °C
Precisie ± 0.1 °C
Lichtbron LED, interference filter
Weergave  7″ touchscreen, 800 x 480 pixel, 16 bit colors
Operatie Touchscreen, keyboard**, mouse**, barcode-reader**, remote via PC**
Interface / Communication RS232 (1x), USB A (4x), USB B (1x), Ethernet (1x), LAN
Conformity  International Pharmacopoeia, OIML, ASTM, ICUMSA, Australian Standard K157

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