Automatic Refractometer Model J457
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Measurement range Brix: 0 - 100 Brix
Accuracy Brix: ± 0.015
Measurement range RI: 1.26 - 1.72 RI
Accuracy RI: ± 0.00002
Temperature control: 10 - 110°C
Temperature sensor accuracy: ± 0.01°C
Measurement Scales: RI, BRIX, Urine SG and up to 100 custom programmed scales
*Items that are out of stock can be purchased to order; add the name and SKU of the item to your enquiry list (CLICK HERE) and we will get back to you with a quote.
Need a customised solution?
Optional accessories are available for purchase separately. If your order needs a customised configuration, our technical specialists will follow up with full details before your order is finalised. Contact us via the enquiry form or sales@lasec.com.
Installation, training and special delivery
Some products require installation, training, or special delivery (such as tail-lift trucks, extra labour, or hazardous material packaging). If your order needs this, we'll contact you with the additional cost before dispatch, so your final invoice may differ from the listed price.
Ordering from outside South Africa
Online ordering is currently limited to South African customers, but our full range is still available. Log an enquiry or email international@lasec.com and our international sales team will assist you through our traditional sales channels.
DISCLAIMER: All product images are for illustrative purposes only. Actual products may vary slightly in colours, controls, and visible features.
Availability:On Request
SKU
IRRAA24101-CC
The J457 model electronic, laboratory refractometer is the most capable instrument in the Rudolph Research refractometer product line. This model is equipped with exclusive Smart Measure™ technology that virtually ensures accurate Refractive Index (RI) and BRIX measurements by automatically detecting sample problems. The J457 can determine when the prism is improperly cleaned, insufficient sample is loaded, or if the instrument is improperly calibrated. Various configurations are available for a small footprint, wall mount, or a remote-read factory configuration. All models come with a digital touch screen, and our Dual Temperature Control System utilizing Peltier Technology.
| Brand | Rudolph Research Analytical |
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