Chemistry
Methyl Blue 25g
Methyl blue 25g
Methyl blue, Cotton blue, Helvetia blue, Acid blue 93, C.I. 42780
C37H27N3Na2O9S3
M.W: 799.814 g/mol
Cas Number: 28983-56-4
https://pubchem.ncbi.nlm.nih.gov/compound/Methyl-Blue
Refractometer for Syrup and Marmelade (28-62%, precisely – 0.2%)
Periodic Table of Elements 100x140cm
Periodic Table of Elements 100x70cm
Sodium Dithionite 500g
Sodium Dithionite 500g
Na2S2O4
M.W. 174.11 g/mol
CAS 7775-14-6
Na2S2O4
https://pubchem.ncbi.nlm.nih.gov/compound/Sodium-Dithionite
Calcium Hypochlorite 1kg
Sodium Hypochlorite 9.6% 1lt
Sodium Hypochlorite 9.6% 1lt or bleach
bleaching powder
NaOCl
M.W. 74.442 g/mol
CAS: 7681-52-9
https://pubchem.ncbi.nlm.nih.gov/compound/23665760
Methylene Blue trihydrate 25g powder
Methylene Blue trihydrate 25g powder
Methylthionine chloride | C.I. Basic Blue 9 trihydrate
C16H18N3S.Cl.3H2O
M.W: 373.9 g/mol
CAS: 7220-79-3
https://pubchem.ncbi.nlm.nih.gov/compound/Methylene-blue
Saccharometer
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This product has multiple variants. The options may be chosen on the product page
Petroleum Ether 40-60 1lt
Petroleum Ether 40-60 1lt
Synonym: Petrol G
H: 225-304-336-411-EUH066 / D: 210-243-273-280-301+331-304+340-309+310
CAS: 064742-49-0
Recommended protection: Glasses, gloves, jacket, mask, hood
https://en.wikipedia.org/wiki/Petroleum_ether
Cresol Red 100ml
Cresol Red 100ml
4-[3-(4-hydroxy-3-methylphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]-2-methylphenol
C21H17NaO5S
M.W. : 382.43 g/mol
CAS Number : 1733-12-6
https://pubchem.ncbi.nlm.nih.gov/compound/cresol_red
Cresol Red 5g
Cresol Red 5g
4-[3-(4-hydroxy-3-methylphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]-2-methylphenol
C21H17NaO5S
M.W. : 382.43 g/mol
CAS Number : 1733-12-6
https://pubchem.ncbi.nlm.nih.gov/compound/cresol_red
Neutral red 100ml 0.1%
Neutral red 100ml 0.1%
8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride
C15H17N4
M.W. : 288.78 g/mol
CAS Number : 553-24-2
https://pubchem.ncbi.nlm.nih.gov/compound/neutral_red
Neutral red 10g
Neutral red 10g
8-N,8-N,3-trimethylphenazine-2,8-diamine;hydrochloride
C15H17N4
M.W. : 288.78 g/mol
CAS Number : 553-24-2
https://pubchem.ncbi.nlm.nih.gov/compound/neutral_red
Bromocresol green 100ml 0.02%
Bromocresol green 100ml 0.02%
2,6-dibromo-4-[3-(3,5-dibromo-4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]-3-methylphenol
C21H14Br4O5S
M.W. : 698.01 g·mol−1
Cas Number: 76-60-8
https://pubchem.ncbi.nlm.nih.gov/compound/bromocresol_green
Phenolphthalein 100g
Phenolphthalein 100g
3,3-Bis(4-hydroxyphenyl)-2-benzofuran-1(3H)-one
C20H14O4
MW: 318.328 g·mol−1
https://pubchem.ncbi.nlm.nih.gov/compound/4764
Calibration Solution 1382mg/L (ppm) TDS, 20ml
Calibration Solution 6.44 g/L (ppt) TDS 20ml
Petreleum Ether (40-60) (2,5lt)
Petreleum Ether (40-60) (2,5lt)
CAS Number: 8032-32-4
https://pubchem.ncbi.nlm.nih.gov/substance/402330983
Zero Oxygen Solution Set 500mL
pH-Fix 0-14 PT (100 strips) (MACHEREY-NAGEL)
Conductivity Calibration Standard Solution 12880µS/cm 20ml
Conductivity Calibration Standard Solution 1413µS/cm, 20ml
pH Paper 0-14 pH 100strips (MACHEREY-NAGEL)
pH Paper 7-14 pH 100strips (MACHEREY-NAGEL)
Labdisc
Botzees
Edison
Telepresence Robot
DOBOT
Keyestudio
Fischertechnik