pH Conductivity TDS Tester

230,00 incl. VAT 898130
pHmeter and Conductivity tester

Base Ten

10,49 incl. VAT 139578
BASE TEN Base Ten | Ideal book of activities and exercises for the use of the cubic palm. A book

Tell Time Flip Chart – Teacher

18,10 incl. VAT 153887
Τα παιδιά μαθαίνουν και ανακαλύπτουν, παίζοντας με μοναδικό τρόπο, την έννοια και την κατανόηση της ώρας.

D(-) Glucose anhydrous (500g)

16,00 incl. VAT 330089
D(-) Glucose anhydrous C6H12O6 CAS: 50-99-7 Molar mass: 180.156 g/mol https://pubchem.ncbi.nlm.nih.gov/compound/5793  

Day/Night Teacher: Classroom Clock Set

240,00 incl. VAT 122126
Day/Night Teacher: Classroom Clock Set Day/Night Teacher: Classroom Clock Set Classroom set includes 1 Day/Night Teacher® Demonstration Clock, 24 Day/Night

Glucose D (+) monohydrate 500g

20,00 incl. VAT 330090
Glucose D (+) monohydrate 500g Synonym: Dextrose monohydrate Formula: C6H12O6 , H2O M : 198.17 Min. content: 99% CAS : 5996-10-1

Learning math operations

5,33 incl. VAT 185977
Learning math operations Learning math operations by Knowledge Research | why.gr

Tangrams & Fractions

10,49 incl. VAT 111174
TANGRAMS & FRACTION Tangrams & Fractions by Knowledge Research | why.gr

Geoboards

12,28 incl. VAT 100154
GEOBOARDS Geoboards from the Knowledge Research | why.gr

Learning Numbers

1,49 incl. VAT 106014
Learning Numbers Learning Numbers

Learning Numbers (Classroom SET)

26,78 incl. VAT 106015
Learning Numbers (Classroom SET) Learning Numbers (Classroom SET) by Knowledge Research | why.gr

Mortar with glass pestle dia 120mm

12,00 incl. VAT 315531
Mortar with glass pestle dia 120mm Mortar with glass pestle dia 120mm  

Adult testis

6,00 incl. VAT 205771

Pestles Glazed

7,32 incl. VAT 315530
Porcelain, Rim diam 100mm Pestle height 110 mm Ideal for grinding and mixing substances of low hardness Wide and stable

Compact Bone human (microscope slide)

6,00 incl. VAT 205061
Compact Bone human (microscope slide)

Compact Bone of mammal (microscope slide)

5,00 incl. VAT 205062
Compact Bone of mammal (microscope slide)

Carton Plume CANSON 50x70cm x 10mm

12,50 incl. VAT 954283
Carton Plume CANSON 50x70cm x 10mm

Modeling Cardboard 50 X 70 cm 5 mm

9,00 incl. VAT 958632
Modeling Cardboard 50 X 70 cm 5 mm Modeling Cardboard 50 X 70 cm 5 mm Lightweight foam material Characterized

Decorative Grass 70x40cm

5,90 incl. VAT 933581
Decorative Grass 70x40cm Ideal for integration into technology or craft construction.

Foam Sheets Set – 8 Pieces

3,50 incl. VAT 913455
Foam Sheets Set – 8 Pieces Unleash your creativity with this set of 8 colorful foam sheets. Perfect for crafts,

Green cardboard 50×70 cm

3,00 incl. VAT 934975
Green cardboard 50×70 cm Green cardboard is a type of thick and durable paper with a smooth or slightly embossed

Light foam-modelling sheets A3 5mm

3,91 incl. VAT 401803
Light foam-modelling sheets AIRPL.AC DIN A35mm Light foam-Modelling sheets AIRPLAC Modelling sheets with a foam core. The outsides are made

RainBow

7,50 incl. VAT 105641
RainBow A small magical rainbow, using a new generation of Light Emitting Diodes. All the colours of the rainbow are

Mortar with pestle 130mm Porcelain

12,00 incl. VAT 315534
Mortar with pestle 130mm Porcelain Mortar with pestle 130mm Porcelain Porcelain, Rim diam 130mm Mortar Height: 62mm Capacity: 300ml Pestle

Light foam-modelling sheets A4 5mm

2,50 incl. VAT 401802
Light foam-modelling sheets A4 5mm Light foam-Modelling sheets AIRPLAC Modelling sheets with a foam core. The outsides are made from

Mortar with pestle 160mm Porcelain

18,00 incl. VAT 315533
Mortar with pestle 160mm Porcelain Mortar with pestle 160mm Porcelain Porcelain, Rim diam 160mm Mortar Height: 74mm Capacity: 500ml Pestle

Carton Plume CANSON 70x100cm x 5mm

14,00 incl. VAT 954614
Carton Plume CANSON 70x100cm x 5mm

Urea 99% 250g

12,28 incl. VAT 330330
Urea 99% 250g
CAS Number
  • 57-13-6 Shop - Page 95 of 147 - Διερευνητική Μάθηση
Chemical formula
CO(NH2)2
Molar mass 60.06 g/mol
Appearance White solid
Density 1.32 g/cm3
Melting point 133 to 135 °C (271 to 275 °F; 406 to 408 K)
Solubility in water
545 g/L (at 25 °C)
Solubility 500 g/L glycerol  50 g/L ethanol ~4 g/L acetonitrile
Basicity (pKb) 13.9
Magnetic susceptibility (χ)
-33.4·10−6 cm3/mol

Pestles Glazed 216mm

12,50 incl. VAT 315532
Pestles Glazed 216mm Pestles Glazed 216mm Porcelain, Rim diam 216mm Pestle height 190mm Mortar and pestle is a set of 2

Malaria

20,96 incl. VAT 232071
Malaria is a serious disease and risk in countries around the world. This disease has life long effects. This colorful

Eye Wash Bottle 500ml

20,00 incl. VAT 319255
Eye Wash Bottle 500ml Eye Wash Bottle 500ml You can  use portable eyewash bottles until you get to the plumbed eyewash. Hold your eyelids