Laboratory pen, waterproof, black

Item No. 38711-00 | Type: Equipment & Accessories

Delivery time: available
EUR 3.70
Content 1 piece
EUR 4.40 Incl. VAT

Function and Applications

For writing on glass, porcelain or plastic surfaces.

Equipment and technical data

  • waterproof
  • color: black

Device name
Item No.
Titration of a buffer solution with a strong base with Cobra SMARTsense
Item No. P7511669
Titration of a strong acid with a strong base using various indicators with Cobra SMARTsense
Item No. P7510669
Titration of a polyprotic acid with a strong base with Cobra SMARTsense
Item No. P7511069
Experimental confirmation: Henderson-Hasselbalch with Cobra SMARTsense
Item No. P7511769
Titration of a weak acid with a strong base
Item No. P7510769
Titration of a weak acid with a weak base with Cobra SMARTsense
Item No. P7510969
Titration of a strong acid with a strong base with Cobra SMARTsense
Item No. P7510569
Titration of an acidic soft drink with a strong base with Cobra SMARTsense
Item No. P7511869
Detection of quinine in tonic water
Item No. P1259800
Determination of the molar masses of metals
Item No. P1309462
Solubility diagram of two partially miscible liquids
Item No. P3030501
Miscibility gap in a ternary system
Item No. P3030601
Quantitative determination of fat / Soxhlet extraction
Item No. P3120200
Solubility of a substance
Item No. P7150102
Acidic or basic character of solutions
Item No. P7150104
Properties of mixtures
Item No. P7150600
Properties of mixtures
Item No. P7150601
Liquid mixtures
Item No. P7150700
Mixture separations - filtration, magnatic separation
Item No. P7150900
Mixture separation - chromatography
Item No. P7151100
Comparison of a physical process and a chemical reaction
Item No. P7151200
Comparison of a physical process and a chemical reaction
Item No. P7151201
Test for nitrogen
Item No. P7151600
Air, a mixture of substances
Item No. P7153400
Water content of natural substances
Item No. P7154500
Solubility of gases in water
Item No. P7154700
Solubility of salts in water - comparison with the solubili-ty of gases in water
Item No. P7154900
Hardness of water
Item No. P7155201
Soda-lime glass beads
Item No. P7156400
General safety precautions to be taken when handling acids
Item No. P7157000
Plant pigments as indicators
Item No. P7157200
The effects of acids on indicators
Item No. P7157300
The effects of acids and lyes on natural and commercialindicators
Item No. P7157400
The effects of acids on metals
Item No. P7157500
Brönsted acids: acidity comparison of an aqueous and an ace-tonic solution of citric acid
Item No. P7158500
Safety precautions to be taken when handling lyes
Item No. P7158600
Reaction of alkalis with aluminium - alkali strength
Item No. P7159300
Salt formation due to a reaction of acids with metal oxides
Item No. P7159500
Salt formation by precipitation reaction - qualitative determination of chlorids and sulphates
Item No. P7159700
Hydrolysis of salts
Item No. P7159800
Thermal decomposition of salts
Item No. P7159900
The decomposition of organic substances
Item No. P7170000
The detection of oxygen
Item No. P7170300
The detection of nitrogen
Item No. P7170400
The reactivity of the alkanes
Item No. P7170900
The idoform test
Item No. P7172000
The properties of homologous series of alcohols
Item No. P7172100
Polyhydric alcohols
Item No. P7172200
Schiff's test and Fehling's test
Item No. P7172400
The use of formic acid
Item No. P7172600
The properties of soap
Item No. P7173400
The coagulation of egg white changes its composition
Item No. P7185100
The solubility of fats
Item No. P7185300
The composition of fats
Item No. P7185600
The water content of fatty products
Item No. P7185700
Detection of fats with dyes
Item No. P7185900
Fresh and spent deep-fry fat
Item No. P7186100
Detection of methanol
Item No. P7186200
Tanning matter in tea
Item No. P7186300
Coffee in beverages
Item No. P7186400
Active agents in pepper
Item No. P7186500
The term carbohydrate
Item No. P7186600
The solubility of carbohydrates
Item No. P7186700
The detection of glucose with Fehling's solution
Item No. P7186800
Reducing properties of glucose
Item No. P7186900
Fructose
Item No. P7187000
Detection of starch
Item No. P7187200
Composition of starch
Item No. P7187400
Wheat gluten
Item No. P7187500
Cleavage of starch during digestion
Item No. P7187700
Detection of vitamin C
Item No. P7187800
Drinking water treatment
Item No. P7187900
Carbon dioxide
Item No. P7188100
Ammonia in liquorice
Item No. P7188200
Phosphate in meat products
Item No. P7188300
Detection of nitrite in meat products
Item No. P7188400
Enzymatic browning
Item No. P7188500
Emulsifying agents
Item No. P7188700
Enzymatic cleavage of proteins
Item No. P7188800
Catalases
Item No. P7188900
Acids and their effect on indicators
Item No. P7510100
The effect of acids and bases on natural and synthetic indicators
Item No. P7510200
Identification of buffers with indicators
Item No. P7510300
Saline solutions and their effect on various indicators
Item No. P7510400
Titration of a strong acid with a strong base with the aid of a suitable indicator
Item No. P7510500
Titration of a strong acid with a strong base with the aid of several indicators
Item No. P7510600
Titration of a weak acid with a strong base with the aid of a suitable indicator
Item No. P7510700
Titration of a weak base with a strong acid with the aid of a suitable indicator
Item No. P7510800
Titration of a weak acid with a weak base with the aid of a suitable indicator
Item No. P7510900
Titration of a polyprotic acid with a strong base with the aid a suitable indicator
Item No. P7511000
Determining the pKa value of a weak acid with half titration
Item No. P7511100
Identifying cations with a flame test
Item No. P7511200
Anion analysis with precipitation reactions
Item No. P7511300
Determination of chloride by Fajans
Item No. P7511400
Conditions necessary for germination of seeds
Item No. P8010600
Germination and temperature
Item No. P8010900
Germination and light
Item No. P8011000
The function of roots
Item No. P8011600
The sense of taste
Item No. P8013600
how to dissolve fat?
Item No. P9620100
how to detect fat in food?
Item No. P9620200
How to produce starch?
Item No. P9620300
How to detect starch?
Item No. P9620400
Digestion of starch
Item No. P9620500
How to detect sugar?
Item No. P9620600
How to detect protein?
Item No. P9620700
Components of food
Item No. P9621100
Components of food
Item No. P9621200
The homologous series of the alkanes
Item No. P7170800
Differentiation of ethanol and methanol
Item No. P7171902
Boiling point diagram of a binary mixture
Item No. P3030401
Mixture separations by sieving and filtration
Item No. P7150901
Fractional distillation with the bubble tray column with CobraSMARTsense
Item No. P3031667
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Please note

* Prices subject to VAT.

We only supply institutions and educational facilities. No sales to private individuals.

Please note: To comply with EU regulation 1272/2008 CLP, PHYWE does not sell any chemicals to the general public. We only accept orders from resellers, professional users and research, study and educational institutions.