Salinity Refractometer

Hand Held salinity refractometer LH-Y28 with dual specific gravity and part per thousand (0/00) scales. Designed specifically for aquariums, this unit is ideal for rapid, accurate salinity determinations.
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Product Details

Introduction:

Hand Held salinity refractometer with dual specific gravity and part per thousand (0/00) scales. Designed specifically for aquariums, this unit is ideal for rapid, accurate salinity determinations. Fully automatic temperature compensation(ATC) over the range of 10° to 30°C eliminates need for temperature compensation charts. High contrast white on blue for easy readability. Includes soft-side carrying case.


Directions for use:

Using soft cloth to clean the prism and testing prism, take a few drops of solution, put it on the prism, close the cover plate, escape from bubbles, to make the solution over the surface of prism.

Put the instrument into the version of alignment or light department, eyes can observed the field through Eyepiece. Rotate eyepiece to adjust hand wheel. to make the field of view of blue and white points clear.The scale of demarcation line is the density of solution..


Calibration and correction of temperature:

It must revise Zero before measure.First,take few drops of distilled water,put it on the detection prism,and then screw the bolt of Zero so that make it reach 0%,Second,clean the detection prism to inspection.Some models of instruments have to take place standard liquids of distilled water to revise.


Notice lists:

The instrument salinity refractometer is precision optical instrument. You should pay attention to the following matters when it was used and maintained:

(1)It must be careful and cautious when it was used. in accordance with the use of instruction strictly, can”t loose each connected component of apparatus, can”t drop,collision, can”t happen drastic vibration.

(2)After using it, can”t put it into water for cleaning directly, should use soft cloth to clean. For optical surface,it cannot be bruised and scratched.

(3)The instrument salinity refractometer should be set in a dry,non-corrosive gases place to safe keep.

(4)To avoid loss of spare parts of components.

Scope of use

Model.No.

Measuring range

Resolution

Material

 

LH-Y28

0-28%

0.5

Metal

LH-Y28S

0-28%

0.2

Plastic


Our company:

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Our service:

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Certifications:

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FAQ:

1.Can I add my logo on your product?

Yes, you need to send us your artwork in high resolution, we will design a visual for your confirm.

2.How do you deliver the goods ?

We send by sea or by air including DHL,FedEx,TNT,UPS etc.

3.How about your quality warranty ?

Normally all Lohand products are supplied with a warranty of 12 Months from the date of shipment.

4.What about the after-sale service?

Guarantee period is 12 months,after the warranty,we aslo provide life-long paid repair or service.

5.Can we buy 1 pc for sample testing?

Yes, we are glad to send 1pc for quality testing if we have stock of the model you required.

 

 


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