Products

Quantity : Pack of 1000 Volume : 0.5 mL Color : Natural Material : Polypropylene Graduation Markings : 0.1 mL, 0.3 mL, and 0.5 mL

Volume : 1.5 mL Color : Black Material : Polypropylene Graduation Markings : 0.1 mL, 0.5 mL, 1 mL, and 1.5 mL These 1.5 mL microcentrifuge tubes are designed for the safe and efficient handling of small liquid samples in laboratory settings. They feature a secure snap-cap that helps ensure sample integrity by preventing leakage and contamination. These disposable tubes are made out of high-quality polypropylene and are autoclavable. These tubes come in the color black and are sold in packs of 500. Features/Benefits Attached flat caps for easy one handed use Certified DNase, RNase, and Pyrogen free Disposable Autoclavable Frosted writing area for labeling Syringe pierceable cap Includes graduation markings Specifications Tube Size: 1.5 mL Made out of polypropylene Graduation Markings: 0.1 mL, 0.5 mL, 1 mL, and 1.5 mL Color: Black Syringe pierceable caps Height: 40.6 mm (1.6 in) Outer Dimension: 10.2 mm (0.4 in) Max RCF Rating: 15,000 x g Comes in packs of 500

Quantity : Pack of 1000 Volume : 0.2 mL Color : Natural Material : Polypropylene These 0.2 mL microcentrifuge tubes are designed for the safe and efficient handling of small liquid samples in laboratory settings. They feature a secure snap-cap that helps ensure sample integrity by preventing leakage and contamination. These disposable tubes are made out of high-quality polypropylene and are autoclavable. Now available in packs of 1000. Features/Benefits Attached flat caps for easy one handed use Certified DNase, RNase, and Pyrogen free Suitable for thermal cyclers Disposable Autoclavable Specifications Tube Size: 0.2 mL Color: Natural Made out of polypropylene Outer dimension: 6.9 mm (0.27 in) Height: 22.2 mm (0.87 in) Max RCF Rating: 15,000 x g Comes in packs of 1,000 (bulk wrapped)

Quantity : Pack of 500 Volume Capacity : 2 mL Sterile : Yes Lid Type : External Threaded Includes Graduation Markings : Yes Our Sterile Cryogenic Vials feature a robust, externally threaded cap with a silicone washer, providing a leakproof seal to prevent contamination and sample loss. These vials are made from durable polypropylene and are certified RNase/DNase-free, ensuring the protection of sensitive samples. Each cryovial includes clear graduations and a large marking area for easy labeling and identification. Now available in assorted colors. Key Features & Benefits Sterile Includes printed writing area with graduation markings Can increase your freezers holding capacity by up to 23% against other major brands Flush cap design allows you to easily fill up all standard-sized cryogenic storage boxes Recommended for mechanical freezers and vapor phase LN2 (-196°) Disposable Puncture/rupture-resistant Packed in resealable bags Includes traceable sterility certificate Silicone lid seal & patented easy-grip faceted lid with ergonomic twist to open and close Non-pyrogenic & non-cytotoxic Self-standing Available in assorted colors Specifications Volume capacity: 2 mL Material: Polypropylene Graduation markings: 1 mL and 1.8 mL Lid style: External threaded Outer dimension: 12.5 mm (0.49 in) Height: 48.5 mm (1.91 in) Sold in packs of 500

Convenient & Portable – Testing Where and When You Need it This water testing field kit includes all the necessary components for convenient on-site testing of water salinity measurements wherever and whenever needed. Each kit contains the following: Handheld refractometer Sample cup Transfer pipette Durable carrying case Microfiber cloth Bottle for distilled water Calibration screwdriver Field Kit Specifications Size Dimensions: 10.5 x 7 x 3 in (26.7 x 17.8 x 7.6 cm) Weight: 1.6 lbs (0.7 kg) Water Testing Refractometer Specifications Model Number: STX-3 Included Scales: Salinity and Specific Gravity of Seawater Salinity Range: 0 to 100 ppt Salinity Resolution: 1.0 ppt Salinity Accuracy: ±1.0 ppt Specific Gravity Range: 1.000 to 1.070 Specific Gravity Resolution: 0.001 Specific Gravity Accuracy: ±0.001 Includes ATC: Yes Length: 7.3 in Weight: 1.6 lbs (0.7 kg)

Quantity : 1 Each Includes : Ring, Hinge, Plate, and Screw Replacement Daylight Plates For All Our Handheld Refractometers Each daylight plate includes a ring, hinge, plate, and screw. Specifications Item No. Fits Refractometer Model Quantity 43000-DLBTX1 Model BTX-1 Refractometer 1 Each 43000-DLBTX20 Model BTX-20 Refractometer 1 Each 43000-DLBX1 Model BX-1 Refractometer 1 Each 43000-DLBX10 Model BX-10 Refractometer 1 Each 43000-DLBX2 Model BX-2 Refractometer 1 Each 43000-DLBX20 Model BX-20 Refractometer 1 Each 43000-DLBX3 Model BX-3 Refractometer 1 Each 43000-DLBX4 Model BX-4 Refractometer 1 Each 43000-DLBX50 Model BX-50 Refractometer 1 Each 43000-DLCTX1 Model CTX-1 Refractometer 1 Each 43000-DLCTX2 Model CTX-2 Refractometer 1 Each 43000-DLNDX2 Model NDX-2 Refractometer 1 Each 43000-DLSGX1 Model SGX-1 Refractometer 1 Each 43000-DLSTX3 Model STX-3 Refractometer 1 Each 43000-DLSX1 Model SX-1 Refractometer 1 Each 43000-DLSX2 Model SX-2 Refractometer 1 Each 43000-DLURX60 Model URX-60 Refractometer 1 Each 43000-DLHMX1 Model HMX-1 Refractometer 1 Each

Convenient & Portable – Take Honey, Water, and Baume Measurements Right at the Hive This refractometer field kit includes all the necessary components for convenient on-site testing of honey measurements wherever and whenever needed. Each kit contains the following: Handheld refractometer Sample cup Transfer pipette Durable carrying case Microfiber cloth Bottle for distilled water Calibration screwdriver Field Kit Specifications Size Dimensions: 10.5 x 7 x 3 in (26.7 x 17.8 x 7.6 cm) Weight: 1.6 lbs (0.7 kg) Honey Moisture Refractometer Specifications Model Number: HMX-1 Included Scales: Brix, Water, and Baume Brix Range: 58.0 to 92% Brix Resolution: 0.5% Brix Accuracy: ±0.5% Water Range: 13 to 27% Water Resolution: 1.0% Water Accuracy: ±1.0% Baume Range: 38 to 43˚ Baume Resolution: 0.5˚ Baume Accuracy: ±0.5˚ Includes ATC: Yes Length: 5.8 in Weight: 1.6 lbs (0.7 kg)

Urea Range : 0 to 60% Resolution : 0.5% Accuracy : ±0.5% ATC : No Style : Handheld Type : Urea Warranty : 5years Our Handheld DEF (Urea) Refractometer features the largest, easiest-to-read scale available with clear, sharp figures, screen shading and incredible contrast. This significantly enhances overall precision, even when several different people use the refractometer. This Urea refractometer also comes with a rubber grip on the body, which blocks the transmission of hand heat to eliminate temperature errors. The rugged construction of this handheld DEF refractometer will provide years of reliable use. The optical glass prism is mounted in an all-metal housing which allows the sample and prism to reach temperature equilibrium quickly. The non-roll stand ensures that once this Urea refractometer is placed on a table or bench top, it won’t be prone to roll off the surface. Each order comes with a 5-year warranty & includes a zippered vinyl carrying case, plastic transfer pipette, and instruction manual. Key Features & Benefits Large, Sharp Display Scales with high contrast High-quality optical glass material for consistent, accurate readings Durable, industrial-grade design with non-roll stand feature to keep unit secure on flat surfaces Tactical, non-slip Rubber Grip on body to block transmission of hand heat reducing temperature effects Prism encased in all-metal housing allowing sample and prism to reach temperature equilibrium quickly Five-Year Warranty Specifications: Urea Range: 0 to 60% Resolution: 0.5% Accuracy: ±0.5% Maximum sample temperaure: 90°C (194°F) ATC is not included Size dimensions: 5.7 x 1.57 x 1.57 in. (145 x 40 x 40 mm) Package Includes Refractometer (model URX-60) Vinyl storage/carrying case Transfer pipet Operation manual

Quantity : 1 Each Refractometer Style : Handheld Refractometer Type : Sodium Chloride (NaCl) Warranty : 5 Years Industrial-Grade Refractometers for Sodium Chloride (NaCl) Measurements These Sodium Chloride Refractometers feature large scales that are easy to read with clear, sharp figures, screen shading, and incredible contrast. These refractometers also come with a rubber grip on the body, which blocks the transmission of hand heat to eliminate temperature errors. Additionally, the optical glass prism is mounted in an all-metal housing, allowing the sample and prism to reach temperature equilibrium more quickly. These sodium chloride refractometers also include a non-roll stand to help ensure stability when placed on a table or benchtop. Each unit comes with a 5-year warranty and includes a zippered vinyl carrying case, plastic transfer pipette, and instruction manual. Features and Benefits Inudstrial-Grade Large, Sharp Display Scales with high contrast High-quality optical glass material for consistent, accurate readings Durable, industrial-grade design with non-roll stand feature to keep unit secure on flat surfaces Tactical, non-slip Rubber Grip on body to block transmission of hand heat reducing temperature effects Prism encased in all-metal housing allowing sample and prism to reach temperature equilibrium quickly Maximum sample temperature: 90°C (194°F) Five-Year Warranty Specifications Item No. Model NaCl Range Resolution Accuracy Includes ATC Dimensions 43033 SX-1 0 to 10% 0.1% ±0.1% No 7.3 x 1.57 x 1.57 in 43035 SX-2 0 to 28% 0.2% ±0.2% No 6.5 x 1.57 x 1.57 in

Salinity Range : 0 to 100% Specific Gravity Range : 1.000 to 1.070 ATC : Yes Measurement Type : Salinity & Specific Gravity Warranty : 5 Years Industrial Grade Salinity Refractometer with 5-Year Warranty The STX-3 Handheld Salinity Refractometer features the largest, easiest-to-read scale available with clear, sharp figures, screen shading and incredible contrast. This significantly enhances overall precision, even when several different people use the refractometer. The STX-3 also comes with a rubber grip on the body, which blocks the transmission of hand heat to eliminate temperature errors. With an automatic temperature range of 10 to 30°C, the STX-3 can be used in outdoor environments without the need to re-zero. All measurements are automatically compensated to 20°C. The rugged construction of the STX-3 will provide years of reliable use. The optical glass prism is mounted in an all-metal housing which allows the sample and prism to reach temperature equilibrium quickly. The non-roll stand also ensures that once the STX-3 is placed on a table or bench top, it won’t be prone to roll off the surface. Each order comes with a 5-year warranty and includes a zippered vinyl carrying case, 1 plastic transfer Pipette, & instruction manual. Key Features & Benefits Industrial-grade quality: Built for reliability and durability Large, sharp display scale: High contrast for easy, accurate readings High-quality optical glass: Provides consistent, precise measurements Non-roll stand: Keeps refractometer stable on flat surfaces Ergonomic rubber grip: Blocks hand heat to reduce temperature effects Quick temperature equilibrium: Metal housing allows rapid stabilization Tool-free calibration: Simple setup without the need for additional tools Protective carrying case: Convenient for secure storage & easy transport Five-year warranty: Ensures long-term reliability Package Includes Refractometer (model STX-3) Vinyl storage/carrying case Transfer pipet Calibration screwdriver Operation manual Specifications Salinity Range Salinity Resolution Salinity Accuracy SG Range SG Resolution SG Accuracy Temperature Range 0 to 100 ppt 1 ppt ±1 ppt 1.000 to 1.070 0.001 ±0.001 10 to 30°C

Quantity : 1 Each Refractive Index Range : 1.425 to 1.520 Refractive Index Resolution : 0.001 Refractive Index Accuracy : ±0.001 ATC : No Style : Handheld Type : Refractive Index Warranty : 5 Years Our Handheld Refractive Index Refractometer features the largest, easiest-to-read scale available with clear, sharp figures, screen shading and incredible contrast. This significantly enhances overall precision, even when several different people use the refractometer. This refractive index refractometer also comes with a rubber grip on the body, which blocks the transmission of hand heat to eliminate temperature errors. The rugged construction of this handheld refractive index refractometer will provide years of reliable use. The optical glass prism is mounted in an all-metal housing which allows the sample and prism to reach temperature equilibrium quickly. The non-roll stand ensures that once this refractive index refractometer is placed on a table or bench top, it won’t be prone to roll off the surface. Each order comes with a 5-year warranty & includes a zippered vinyl carrying case, plastic transfer pipette, and instruction manual. Key Features & Benefits Large, Sharp Display Scales with high contrast High-quality optical glass material for consistent, accurate readings Durable, industrial-grade design with non-roll stand feature to keep unit secure on flat surfaces Tactical, non-slip Rubber Grip on body to block transmission of hand heat reducing temperature effects Prism encased in all-metal housing allowing sample and prism to reach temperature equilibrium quickly Maximum sample temperature: 90°C (194°F) Size dimensions: 5.5 x 1.57 x 1.57 in. (140 x 40 x 40 mm) Five Year Warranty Package Includes Refractometer (model NDX-2) Vinyl storage/carrying case Transfer pipet Operation manual

Style : Handheld Type : Honey Brix Range : 58 to 92% Water Range : 13 to 27% Baume Range : 38 to 43° ATC : Yes Warranty : 5 Years Our Handheld Honey Refractometer is simple to operate and provides quick, accurate measurements for honey sampling. This unique refractometer features three scales for honey moisture, brix, and baume. It also has automatic temperature compensation (ATC) and comes with a five year warranty. Each order includes a vinyl carrying case, plastic transfer pipette, calibration screwdriver, and operation manual. Key Features Large, Sharp Display Scales with high contrast High-quality optical glass material for consistent, accurate readings Durable, industrial-grade design with non-roll stand feature to keep unit secure on flat surfaces Tactical, non-slip Rubber Grip on body to block transmission of hand heat reducing temperature effects Prism encased in all-metal housing allowing sample and prism to reach temperature equilibrium quickly Maximum sample temperature: 90°C (194°F) 5 Year warranty