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Hydrometer Combined form NIST calibrated with certificate. Spirit-filled thermometer in stem 30 to 220F x 2.0F, length 380mm, API Range: 29 to 41degree, Divisions:0.1 degree

Hydrometer Combined form NIST calibrated with certificate. Spirit-filled thermometer in stem 30 to 220F x 2.0F, length 380mm, API Range: 19 to 31degree, Divisions:0.1 degree

Hydrometer Combined form NIST calibrated with certificate. Spirit-filled thermometer in stem 30 to 220F x 2.0F, length 380mm, API Range:9 to 21degree, Divisions:0.1 degree

Hydrometer Combined form NIST calibrated with certificate. Spirit-filled thermometer in stem 30 to 220F x 2.0F, length 380mm, API Range:1 to 11degree, Divisions:0.1 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:50 to 70, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:40 to 60, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:30 to 50, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:20 to 40, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:10 to 30, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:45 to 90, Divisions:0.5 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:45 to 90, Divisions:0.5 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F,length 15in, API Range:10 to 45, Divisions:0.5 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in, API Range:79 to 91, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in, API Range: 69 to 81, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in, API Range:59 to 71, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in, API Range: 39 to 51, Divisions:0.2 degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in, API Range: 29 to 41, Divisions:0.2 degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:69 to 81degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:59 to 71degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:49 to 61degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range: 39 to 51degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:29 to 41degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range: 19 to 31degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range: 9 to 21degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:1 to 11degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:43 to 51degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:36 to 44degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:29 to 37degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range: 22 to 30degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 30 to 180F x 2.0F, length 380mm, API Range:15 to 23degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:79 to 91degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:69 to 81degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:59 to 71degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range: 49 to 61degree , Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:39 to 51degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:29 to 41degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:19 to 31degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:9 to 21degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:1 to 11degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:43 to 51degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:36 to 44degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:29 to 37degree, Divisions:0.1degree

Hydrometerv ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:22 to 30degree, Divisions:0.1degree

Hydrometer ASTM combined form NIST calibrated with certificate. Spirit-filled thermometer 0 to 150F x 2.0F, length 380mm, API Range:15 to 23degree, Divisions:0.1degree

Hydrometer ASTM plain form NIST calibrated with certificate, length 163mm. API Range:95 to 101degree , Divisions:0.1degree

Hydrometer ASTM plain form NIST calibrated with certificate, length 163mm. API Range:80 to 86degree, Divisions:0.1degree

Hydrometer ASTM plain form NIST calibrated with certificate, length 163mm. API Range:75 to 81degree, Divisions:0.1degree

Hydrometer ASTM plain form NIST calibrated with certificate, length 163mm. API Range:65 to 71degree, Divisions: 0.1degree

Hydrometer ASTM plain form NIST calibrated with certificate, length 163mm. API Range:60 to 66degree, Divisions: 0.1degree

Hydrometer ASTM plain form NIST calibrated with certificate, length 163mm. API Range:55 to 61degree, Divisions: 0.1degree

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5n

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in

Hydrometer API combined form NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in

Hydrometer API combined form, NIST calibrated with certificate. Spirit-filled thermometer 20 to 130F x 2.0F,length 7.5in

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:79 to 91, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:69 to 81, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:49 to 61, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:59 to 71, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:39 to 51, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:29 to 41, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:19 to 31, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:9 to 21, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:-1 to 1, Divisions:0.2

Hydrometer API plain form NIST calibrated with certificate, length 6in. API Range:10 to 45, Divisions: 1.0

Hydrometer ASTM plain form, NIST calibrated with certificate, length 330mm. API Range:9 to 21degree , Divisions:0.1degree

Hydrometer ASTM plain form, NIST calibrated with certificate, length 330mm. API Range:-1 to 11degree , Divisions:0.1degree

Thermometer Gold Brand combined form super precision exceeds API standards, NIST calibrated with certificate. Made with highest quality glass. Spirit-filled thermometer in body 0 to 150F x 2.0F, length 15in

Petroleum Gold Brand Precision plain form Hydrometer ASTM 31H, API Range: 50 to 56 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 29H, API Range: 40 to 46 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 30H, API Range: 45 to 51 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 28H, API Range: 35 to 41 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 26H, API Range: 25 to 31 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 25H, API Range: 20 to 36 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 24H, API Range: 15 to 21 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 23H, API Range: 10 to 16 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 22H, API Range: 5 to 11 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 21H, API Range: 0 to 6 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 10H, API Range: 89 to 101 degree C, Division: 0.1 degree C, 330 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 9H, API Range: 79 to 91 degree C, Division: 0.1 degree C, 330 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 8H, API Range: 69 to 81 degree C, Division: 0.1 degree C, 330 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 7H, API Range: 59 to 71 degree C, Division: 0.1 degree C, 330 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 6H, API Range: 49 to 61 degree C, Division: 0.1 degree C, 330 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 5H, API Range: 39 to 51 degree C, Division: 0.1 degree C, 330 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 4H, API Range: 29 to 41 degree C, Division: 0.1 degree C, 330 mm Length.

Gold Brand combined form super precision thermometer, exceeds API standards, NIST calibrated with certificate, made with highest quality glass. Spirit-filled thermometer in body 0 to 150 degree, length 15inch.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 3H, API Range: 19 to 31 degree C, Division: 0.1 degree C, 330 mm Length.

Gold Brand combined form super precision thermometer, exceeds API standards, NIST calibrated with certificate, made with highest quality glass. Spirit-filled thermometer in body 0 to 150 degree, length 15inch.

Gold Brand combined form super precision thermometer, exceeds API standards, NIST calibrated with certificate, made with highest quality glass. Spirit-filled thermometer in body 0 to 150 degree, length 15inch.

Gold Brand combined form super precision thermometer, exceeds API standards, NIST calibrated with certificate, made with highest quality glass. Spirit-filled thermometer in body 0 to 150 degree, length 15inch.

Gold Brand combined form super precision thermometer, exceeds API standards, NIST calibrated with certificate, made with highest quality glass. Spirit-filled thermometer in body 0 to 150 degree, length 15inch.

Gold Brand combined form super precision thermometer, exceeds API standards, NIST calibrated with certificate, made with highest quality glass. Spirit-filled thermometer in body 0 to 150 degree, length 15inch.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 39H, API Range: 90 to 96 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 33H, API Range: 60 to 66 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 31H, API Range: 50 to 56 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 30H, API Range: 45 to 51degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 29H, API Range: 40 to 46 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 27H, API Range: 30 to 36 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 28H, API Range: 35 to 41 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 26H, API Range: 25 to 31 degree C, Division: 0.1 degree C, 163 mm Length.

Petroleum Gold Brand Precision plain form Hydrometer ASTM 23H, API Range: 10 to 16 degree C, Division: 0.1 degree C, 163 mm Length.

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