Best Calibration Samples

Gain Express Landtek Instruments Window Tint Meter Visual Light Transmission 18mm Digital Tester

【Wide Range】Measurement Range 0~100% Light Transmission.
【Easy To Use】Accurate & reliable reading results with One key calibration.
【PORTABLE and DURABLE】Solid structure, small volume, light weight, exquisite, easy to carry.
【PC-compatible】Can connect with PC computer by the optional cable and the software for RS232C interface (not included in the set).
【Widely Used】All kinds of transparent, translucent samples with parallel plane. Also can be used to determine the turbidity or clarity of liquid sample.

...S, INTUITIVE CONTROLS: The digital moisture analyzer clearly displays results on a 5.5” LCD Touch Screen. You can easily switch between manual, timed and automatic tests. With the automatic test, the measuring device will alert you once the sample has lost its moisture. Heat samples, up to 100g, from 60~160℃. A calibration weight, pan holder, sample remover and 10 sample pans are included. The moisture scale can be set up in under 15 minutes and comes with a user manual..
RAPID RESULTS: The Fristaden Lab moisture analyzer can quickly dry samples with a powerful and accurate (60~160℃) halogen lamp. Halogen lamps work faster than other methods often seen in moisture analyzers, saving you time and money. The scientific analyzer can be used with food, plants, grain, minerals, chemicals, soil, wood, plastics and more. All samples can be measured on a full 0-100% moisture content range..

【Wide Range】Measurement Range 0~100% Light Transmission.
【Easy To Use】Accurate & reliable reading results with One key calibration.
【PORTABLE and DURABLE】Solid structure, small volume, light weight, exquisite, easy to carry.
【PC-compatible】Can connect with PC computer by the optional cable and the software for RS232C interface (not included in the set).
【Widely Used】All kinds of transparent, translucent samples with parallel plane. Also can be used to determine the turbidity or clarity of liquid sample.

Permits up to 40 routine measurements in one hour.
High reliability 0.5-inch LED readout, which retains the sample answer until the next sample is introduced.
operating head automatically rises at end of determination.
Fast-acting, solid state refrigerator eliminates pumps and bath liquid and has a STAT three-minute initial cool-down.

Enables you to test & weigh samples... Make sure you're receiving your money's worth when purchasing precious metals!.
Six (6) half-ounce bottles of PuriTEST test acids- 10k, 14k, 18k, 22k, Silver, Platinum Testing Acids.
DigiWeigh DW100AS electronic jewelry scale with batteries, calibration weight, and Lifetime Warranty.
Deluxe professional quality test stone, and 1 needle file tool.

Thermo Scientific Orion Star A211 pH Benchtop meter with pH range: -2.00 to 20.00.
Large, backlit graphic LCD display shows pH/mV/RmV and temperature along with electrode status, time, date, sample ID, user ID and calibration points.
AUTO-READ locks in the stable reading on your screen, ready indicator alerts when readings are stable, and timed reading gathers data in specific time intervals.
Included electrode arm and newly-designed probe holder make it easier to maintain and place probes into samples.
Works with almost every AC power source with the included universal power adapter, or use four AA batteries (sold separately) to run the meter on DC power.

Enables you to test samples at home or on-the-go.
Six (6) half-ounce bottles of PuriTEST test acids- 10k, 14k, 18k, 22k, Silver, and Platinum solutions.
DigiWeigh DW100AS electronic pocket scale with batteries, calibration weight, instructions, and Lifetime Warranty.
One pro-quality deluxe test stone surface, and one long needle file.
ideal for professionals and hobbyists alike.

Six (6) half-ounce bottles of PuriTEST test acids- 10k, 14k, 18k, 22k, Silver, Platinum Testing Acids.
DigiWeigh DW100AX electronic jewelry scale with protective cover/tray, batteries, calibration weight, instructions, and Lifetime Warranty.
Authentic Culti Diamond Selector II enables you to determine difference between real diamonds, cubic zirconia (cz), and other gems.
Genuine PuriTEST 30x magnifying loupe with case, test stone, and 10-piece set of long needle-files.
Plus 2 free bullion samples! 1 mini 5gr solid 999-fine silver bar, and a 5g 24k-pure gold-clad bar.

◆ Professional design, Ultra stable performance.
Illumination system: 8/d（8°/diffused illumination）,specular component included（SCI）.
◆ Display modes: Colorimetric values: L*a*b,L*C*h,△E*ab,XYZ,relative RGB values.
Color difference values: △(L*a*b),△(L*C*h).
◆ Repeatability: Standard deviation within△E*ab*,0.1(condition: measure the white calibration board 30 times for average.
◆ Storage: 100 sets of standard samples.
Measuring conditions: CIE 10° standard observer.