null
Products/Environment/Meters
SKU: LE1.40

pH pen meter, 0-14pH, Model ST20

AU$201.40 ex GST
pH pen meter, 0-14pH, Model ST20

Description: This Starter Pen pH Meter, ST20, measured pH in the range 0-14 with a 0.01 resolution, and temperatures from 0-99°C. It features a liquid crystal display (LCD) and a 3-point calibration. The electrodes are easily replaceable and it has an automatic shut-off function.

 

Qty: 1 pen meter

 

Notes:

 

This meter uses 4x 1.5V batteries (included)

 

   
   
   
Click to view more
  • Classroom Practicals
    • /students-guide-lemur-diversity-lab/
    • /students-guide-oodles-of-labradoodles-lab/
    • /students-guide-wrongfully-convicted-lab/
    • /students-guide-covid-qpcr-lab/
    • /teachers-guide-covid-qpcr-lab/
    • /teachers-guide-lemur-diversity-lab/
    • /teachers-guide-oodles-of-labradoodles-lab/
    • /teachers-guide-wrongfully-convicted-lab/
    • /light-wavelength-and-photosynthesis/
    • /pgreen-bacterial-transformation-prac/
    • /dna-damage-the-impact-of-uv-light-1/
    • /teachers-guide-p51-enzyme-lab/
    • /students-guide-p51-enzyme-lab/
    • /teachers-guide-phospholipid-and-membrane-transport/
    • /students-guide-diagnosing-baby-marie-genetics-lab/
    • /students-guide-beating-the-next-pandemic-viral-diagnostics-lab/
    • /students-guide-exploring-dna-structure-dna-glow-lab/
    • /students-guide-genotype-to-phenotype-ptc-taster-lab/
    • /students-guide-gmo-detection-lab/
    • /students-guide-mars-colony-at-risk-food-safety-lab/
    • /students-guide-missy-baker-crime-lab/
    • /students-guide-monitoring-resistant-organisms-in-the-environment-antibiotic-resistance-lab/
    • /students-guide-shark-attack-electrophoresis-lab/
    • /teacher-notes-phospholipid-membrane-transport/
    • /teachers-guide-beating-the-next-pandemic-viral-diagnostics-lab/
    • /teachers-guide-diagnosing-baby-marie-genetics-lab/
    • /teachers-guide-exploring-dna-structure-dna-glow-lab/
    • /teachers-guide-genotype-to-phenotype-ptc-taster-lab/
    • /teachers-guide-gmo-detection-lab/
    • /teachers-guide-mars-colony-at-risk-food-safety-lab/
    • /teachers-guide-missy-baker-crime-lab/
    • /teachers-guide-monitoring-resistant-organisms-in-the-environment-antibiotic-resistance-lab/
    • /teachers-guide-shark-attack-electrophoresis-lab/
    • /human-genetics-of-taste-teachers-manual/
    • /lactose-intolerance/
    • /effects-of-transpiration/
    • /natural-selection-in-drosophila/
    • /drosophila-genetics/
    • /chemotaxis-in-slime-mould/
    • /observing-slime-mould/
    • /mutualism-and-paramecium/
    • /cauliflower-cloning/
    • /competitive-exclusion-principle/
    • /circulatory-system/
    • /balloon-race-cars/
    • /projectile-launcher/
    • /building-structures/
    • /boats-and-buoyancy/
    • /natural-selection-in-brine-shrimp/
    • /blood-group-genetics/
    • /blood-typing-1/
    • /osmosis-and-diffusion/
    • /agar-cube-cell-size/
    • /dynamic-dna-modelling-dna-structure/
    • /exploring-antibiotic-resistance/
    • /chemicals-of-life/
    • /classroom-volcanoes/
    • /coin-toss-genetics/
    • /homeostasis-in-animals/
    • /epidemic-simulation/
    • /survey-of-protists/
    • /testing-ocular-dominance/
    • /enzymes-in-action-pectinase/
    • /corn-genetics/
    • /dyes-for-electrophoresis/
    • /hatching-brine-shrimp-eggs/
    • /algal-ball-photosynthesis/
    • /taste-genetics-food-preferences-and-ptc-tasting/
    • /taste-and-genetics-papillae-density-and-ptc-tasting/
    • /protozoa-exceeding-the-speed-limit/
    • /demonstrating-algal-phototaxis/
    • /photosynthesis/
    • /cellular-respiration-and-fermentation/
    • /dead-or-alive/
    • /frog-dissection/
    • /introduction-to-fungi/
    • /looking-at-the-heart/
    • /owl-pellet-food-webs/
    • /enzymes-in-action-quantifying-milk-proteins/
    • /understanding-light-years/
    • /enzymes-in-action-catalase/
    • /introduction-to-paramecium/
    • /investigating-antacid-medication/
    • /introduction-to-planaria/
    • /introduction-to-euglena/
    • /enzymes-in-action-lipase/
    • /microbes-all-around-us/
    • /kit-contents-phospholipid-membrane/
  • Articles
    • /allergens-and-the-lymphatic-system/
    • /exploring-enzyme-function/
    • /exploring-the-green-fluorescent-protein/
    • /fear-and-the-autonomic-nervous-system/
    • /genetic-differences-affecting-taste-and-smell/
    • /hospital-acquired-infections-and-superbugs/
    • /how-snakes-lost-their-legs/
    • /learning-about-owls/
    • /science-of-love-oxytocin-and-other-love-chemicals/
    • /the-genetics-behind-lactose-intolerance/
    • /the-power-of-protozoa/
  • Tips and Techniques
    • /gram-staining-technique/
    • /how-to-make-algal-balls-pdf/
    • /amino-acids-starter-kit-product-manual/
    • /amino-acids-starter-kit-student-activity-1/
    • /amino-acids-starter-kit-student-activity-2/
    • /amino-acids-starter-kit-student-activity-3/
    • /amino-acids-starter-kit-teacher-notes/
    • /bioblue-product-datasheet/
    • /edublue-product-datasheet/
    • /ecoblue-product-datasheet/
    • /microblue-product-datasheet/
    • /stereoblue-product-datasheet/
    • /embryonic-development-model-product-manual/
    • /k12-kidney-model-product-manual/
    • /lung-with-larynx-product-manual/
    • /muscle-arm-6-part-product-manual/
    • /drosophila-culture-medium/
    • /wisconsin-steroclave-manual/
    • /dna-bsteii-digest/
    • /dna-hindiii-digest/
    • /getting-started-with-gel-electrophoresis/
    • /drosophila-types-and-crosses/
    • /antimicrobial-comparison-table/
    • /enzymes-overview/
    • /mastring-s-notes/
    • /microbiology-basics/
    • /midori-green-xtra-dna-stain-notes/
    • /mystery-flow-chart/
    • /owl-pellet-bone-chart/
    • /serial-dilution/
    • /simulated-urine-sample-properties/
    • /pipetting-technique-tips/
    • /5-tips-to-introducing-fruit-flies-into-the-classroom/
    • /10-tips-to-improve-math-skills-for-science/
    • /how-to-teach-scientific-inquiry/
    • /resources-download/
  • MSDS (Safety Data Sheets)
    • /amino-acids-sds/
    • /bamhi-restriction-enzyme-sds/
    • /chemistry-of-drug-detection-sds/
    • /clearview-spray-sds/
    • /dna-glow-lab-sds/
    • /drosophila-culture-medium-sds/
    • /ecori-restriction-enzyme-sds/
    • /hindiii-restriction-enzyme-sds/
    • /lamotte-npk-soil-test-sds/
    • /lemur-diversity-sds/
    • /maneval-stain-sds/
    • /milton-tablet-sds/
    • /oodles-of-labradoodles-sds/
    • /p51-glow-lab-sds/
    • /surface-water-test-kit-sds/
    • /viral-diagnostics-sds/
    • /wrongfully-convicted-sds/
    • /antibiotic-resistance-lab-sds/
    • /baby-marie-sds/
    • /genes-in-space-sds/
    • /gmo-detection-sds/
    • /missy-baker-sds/
    • /ptc-taster-lab-sds/
    • /shark-attack-sds/
    • /simulated-kidney-blood-sds/
    • /bluestar-obti-sds/
    • /caffeine-sds/
    • /dessicant-sds/
    • /ethanol-sds/
    • /hydrochloric-acid-0-1m-sds/
    • /janus-green-sds/
    • /kastlemeyer-sds/
    • /lactase-solution-sds/
    • /latex-blue-sds/
    • /latex-red-sds/
    • /malt-extract-agar-sds/
    • /milk-agar-sds/
    • /milk-powder-sds/
    • /nicotine-sds/
    • /polyacrylamide-reagent-sds/
    • /protist-culture-medium-sds/
    • /sucrose-solution-sds/
    • /beef-extract-powder-sds/
    • /euglena-culture-medium-sds/
    • /indole-auxin-sds/
    • /litmus-powder-sds/
    • /macconkey-agar-powder-sds/
    • /phenol-red-0-1-sds/
    • /tlc-amino-acids-sds/
    • /yed-agar-sds/
    • /ammonium-nitrate-0-1m-sds/
    • /amylase-clarase-sds/
    • /amylase-diastase-sds/
    • /barium-nitrate-0-1m-sds/
    • /buffer-capsules-ph10-sds/
    • /buffer-capsules-ph4-sds/
    • /buffer-capsules-ph7-sds/
    • /calcium-chloride-0-1m-sds/
    • /calcium-chloride-1m-sds/
    • /carboxymethyl-cellulose-sds/
    • /carolina-blu-sds/
    • /carosafe-sds/
    • /catalase-sds/
    • /cellulase-sds/
    • /cobalt-ii-nitrate-0-1m-sds/
    • /copper-ii-chloride-0-1m-sds/
    • /copper-ii-chloride-1m-sds/
    • /copper-ii-nitrate-0-1m-sds/
    • /copper-ii-sulphate-0-001m-sds/
    • /copper-ii-sulphate-0-1m-sds/
    • /depex-mounting-medium-sds/
    • /dna-ladders-sds/
    • /fly-nap-sds/
    • /hydrogen-peroxide-3-sds/
    • /invertase-sds/
    • /iron-ii-sulphate-0-1m-sds/
    • /iron-iii-chloride-1m-sds/
    • /lactase-sds/
    • /lead-ii-nitrate-0-1m-sds/
    • /lead-ii-nitrate-0-5m-sds/
    • /lipase-sds/
    • /lithium-chloride-1m-sds/
    • /magnesium-sulphate-0-1m-sds/
    • /magnesium-sulphate-1m-sds/
    • /maltose-sds/
    • /manganese-ii-nitrate-sds/
    • /methyl-cellulose-sds/
    • /pectinase-sds/
    • /perfect-solution-specimens-sds/
    • /plain-agar-sds/
    • /polyacrylamide-sds/
    • /potassium-chloride-1m-sds/
    • /potassium-ferricyanide-1m-sds/
    • /potassium-hydroxide-0-1m-sds/
    • /potassium-hydroxide-1m-sds/
    • /potassium-iodide-0-1m-sds/
    • /potassium-nitrate-0-1m-sds/
    • /potato-dextrose-agar-powder-sds/
    • /preserved-specimens-sds/
    • /protease-sds/
    • /rennet-sds/
    • /silver-nitrate-0-1m-sds/
    • /sodium-bicarbonate-sds/
    • /sodium-bromide-0-1m/
    • /sodium-carbonate-0-1m-sds/
    • /sodium-carbonate-1m-sds/
    • /sodium-chloride-0-1m-sds/
    • /sodium-chloride-1m-sds/
    • /sodium-hydroxide-0-1m-sds/
    • /sodium-hydroxide-1m-sds/
    • /sodium-iodide-0-1m-sds/
    • /sodium-iodide-0-5m-sds/
    • /sodium-nitrate-0-1m-sds/
    • /sodium-nitrate-1m/
    • /sodium-polyacrylate-sds/
    • /sodium-polyacrylate-snow-polymer-sds/
    • /sodium-silicate-40-sds/
    • /sodium-sulphate-0-1m-sds/
    • /sodium-sulphate-1m-sds/
    • /sodium-sulphide-0-1m-sds/
    • /sodium-sulphite-0-1m-sds/
    • /sodium-sulphite-1m-sds/
    • /sodium-thiosulphate-0-01m-sds/
    • /sodium-thiosulphate-1m-sds/
    • /steam-indicator-tape-sds/
    • /strontium-chloride-1m-sds/
    • /tectonic-plate-kit-sds/
    • /tin-iv-chloride-0-1m-sds/
    • /tin-iv-chloride-1m-sds/
    • /urease-sds/
    • /ampicillin-discs-sds/
    • /chloramphenicol-discs-sds/
    • /chlorella-culture-medium-sds/
    • /erythromycin-discs-sds/
    • /penicillin-discs-sds/
    • /ptc-papers-sds/
    • /sodium-benzoate-papers-sds/
    • /streptomycin-discs-sds/
    • /sulphafurazole-discs-sds/
    • /tetracycline-discs-sds/
    • /thiourea-papers-sds/
    • /petrifilm-coliform-sds/
    • /backpack-water-lab-sds/
    • /dissolved-oxygen-kit-sds/
    • /aceto-carmine-0-5-sds/
    • /agarose-powder-sds/
    • /glucose-sds/
    • /albumin-powder-sds/
    • /ammonia-test-kit-sds/
    • /benedicts-solution-sds/
    • /ampicillin-powder-sds/
    • /antimicrobial-discs-sds/
    • /backpack-lab-soil-test-kit-sds/
    • /basic-fuchsin-sds/
    • /bile-salts-powder-sds/
    • /bluestar-luminol-sds/
    • /bromothymol-blue-sds/
    • /bromothymol-blue-0-1-sds/
    • /buffer-capsules-sds/
    • /carbol-fuchsin-sds/
    • /cellulose-powder-sds/
    • /congo-red-sds/
    • /cresol-red-sds/
    • /crystal-violet-sds/
    • /crystal-violet-0-5-sds/
    • /dichlorophenol-indophenol-salt-sds/
    • /dyes-for-electrophoresis-sds/
    • /eosin-y-sds/
    • /eosin-1-sds/
    • /ferro-fluid-sds/
    • /fingerprinting-powder-yellow-sds/
    • /fingerprinting-powder-black-sds/
    • /gibberellic-acid-ar-sds/
    • /glitterbug-potion-sds/
    • /glitterbug-powder-sds/
    • /glucose-1-phosphate-sds/
    • /gram-stain-kit-sds/
    • /horse-blood-sds/
    • /hydrogen-carbonate-indicator-sds/
    • /immersion-oil-sds/
    • /iodine-ki-solution-1-5-sds/
    • /iron-test-strips-hach-sds/
    • /kinetin-sds/
    • /lactose-sds/
    • /lambda-dna-hindiii-digest-sds/
    • /lambda-dna-bsteii-digest-sds/
    • /lambda-dna-undigested-sds/
    • /leishmans-stain-sds/
    • /leucine-sds/
    • /loading-dye-sds/
    • /luria-agar-sds/
    • /luria-broth-sds/
    • /magnetic-fingerprinting-powder-sds/
    • /mastrings-sds/
    • /methylene-blue-sds/
    • /methylene-blue-solution-sds/
    • /midori-green-sds/
    • /murashige-and-skoog-powder-sds/
    • /neutral-red-sds/
    • /ninhydrin-sds/
    • /nipagin-sds/
    • /non-ionic-surfactant-sds/
    • /nutrient-agar-sds/
    • /nutrient-broth-no-2-sds/
    • /orcein-sds/
    • /pancreatin-sds/
    • /pepsin-sds/
    • /peptone-powder-sds/
    • /petrifilm-aerobic-count-plates-sds/
    • /petrifilm-e-coli-coliform-sds/
    • /petrifilm-yeast-and-mould-count-plates-sds/
    • /pgreen-dna-sds/
    • /phenol-red-sds/
    • /phenolphthalein-sds/
    • /phenolphthalein-1-sds/
    • /phosphate-test-kit-sds/
    • /quick-swab-sds/
    • /rhodamine-b-1-sds/
    • /safranin-o-sds/
    • /safranin-o-1-sds/
    • /simulated-antisera-sds/
    • /simulated-urine-with-glucose-sds/
    • /simulated-urine-with-protein-sds/
    • /simulated-urine-high-sds/
    • /simulated-urine-low-sds/
    • /simulated-urine-normal-sds/
    • /sodium-alginate-lr-grade-sds/
    • /sodium-salicylate-sds/
    • /soil-ph-test-kit-manutec-sds/
    • /soil-test-kit-sds/
    • /starch-soluble-ar-lr-grade-sds/
    • /tbe-premixed-buffer-20x-sds/
    • /thymol-blue-sds/
    • /toluidine-blue-sds/
    • /starch-1-sds/
    • /toluidine-blue-0-05-sds/
    • /trypsin-sds/
    • /universal-indicator-solution-sds/
    • /uriscan-testing-strips-sds/
    • /yeast-extract-powder-sds/
    • /simulated-blood-sds/
  • Living Organism Care
    • /living-organism-care-physarum/
    • /living-organism-care-drosophila/
    • /living-organism-care-algae/
    • /living-organism-care-protists/
    • /living-organism-care-daphnia/
    • /living-organism-care-bacteria/
    • /planaria-care-guide/
  • Lab Safety
    • /owl-pellets-safety-in-the-classroom/
  • Solution Sheets
  • Product Videos
    • /competitive-exclusion-principle-lab-prep-video/
    • /competitive-exclusion-principle-student-method-video/
    • /how-to-make-algal-balls-video/
    • /light-wavelength-and-photosynthesis-student-method-video/
    • /owl-pellet-dissection-student-method-video/
    • /agar-cube-cell-size-lab-prep-video/
    • /algal-ball-photosynthesis-lab-prep-video/
    • /blood-typing-student-method-video/
    • /dna-damage-lab-prep-video/
    • /dna-damage-student-method-video/
    • /epidemic-simulation-lab-prep-video/
    • /epidemic-simulation-student-method-video/
    • /natural-selection-in-brine-shrimp-lab-prep-video/
    • /pgreen-bacterial-transformation-lab-prep-video/
    • /somso-catalogue/
    • /von-hagens-plastination-catalogue/
    • /algal-ball-photosynthesis-student-method-video/
    • /balloon-race-cars-video/
    • /blood-group-genetics-video/
    • /blood-typing-video/
    • /boats-and-buoyancy-video/
    • /building-structures-video/
    • /circulatory-system-video/
    • /enzyme-catalysis-video/
    • /lactose-intolerance-video/
    • /natural-selection-in-brine-shrimp-student-method-video/
    • /projectile-launcher-video/
    • /exploring-antibiotic-resistance-video/
    • /agar-cube-cell-size-student-method-video/
    • /squeezing-the-juice-pectinase-video/
    • /dynamic-dna-base-pairing/
    • /dynamic-dna-modeling-atp/
    • /dynamic-dna-modelling-rna/
    • /dynamic-dna-assembly/
    • /bluegel-electrophoresis/
    • /minipcr-system/
    • /pgreen-bacterial-transformation-student-method-video/
    • /video/

Resources

Related Products