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Microbiology<br />
Erlenmeyer flasks with baffles<br />
Made of DURAN ® . With DIN-thread and subdivisions. With screw caps<br />
made of PBT (polybutylene terephtalate) and PTFE-coated sealings.<br />
Flask for culture media with three integrated baffles for better mixing.<br />
Particularly excellent for cultivation S. cerevisiae (do not close cap tightly).<br />
Attention: Do not autoclave with cap tightly closed!<br />
Capacity Largest outer ∅ Thread Height Art. No. Pack Qty. €<br />
(ml) (mm)<br />
(mm)<br />
100 64 GL 25 109 LK17.1 1 26,10<br />
250 85 GL 32 149 LK18.1 1 26,05<br />
500 105 GL 32 180 LK19.1 1 28,80<br />
1000 131 GL 32 225 LK20.1 1 40,85<br />
Membrane screw caps<br />
Made of PP. With welded PTFE-membrane. Pore size 0.2 µm.<br />
The membrane is liquid-proof, but gas permeable. This enables pressure<br />
compensation from 0.1 bar upwards between bottle content and ambience.<br />
The caps can be screwed tightly on the laboratory glass bottles while<br />
autoclaving. Steam autoclavable to max. +140 °C.<br />
Thread Art. No. Pack Qty. €<br />
GL 25 LY42.1 5 19,35<br />
GL 32 LY43.1 5 19,35<br />
Toothpicks<br />
Made of polished wood with two tips. Come loose in dispenser.<br />
Size: Length 78.4 mm, ∅ 2.2 mm, ∅ at tip 0.8 mm.<br />
Art. No. Pack Qty. €<br />
EC48.1 1000 2,70<br />
8<br />
NEW<br />
at Roth<br />
Rotilabo ® -petri dishes<br />
Two pieces. Manufactured from glass of 3 rd hydrolytic class using<br />
countersinking process. Dimensions: ∅ 100 x H 20 mm. Fully sterilisable.<br />
Art. No. Pack Qty. €<br />
0690.1 18 30,25<br />
Petri dishes with partitions<br />
Made of DURAN ® . Pressed. Acc. to DIN 12339.<br />
Dimensions: ∅ 100 x H 20 mm. Autoclavable.<br />
Model Art. No. Pack Qty. €<br />
with 2 partitions T948.1 10 71,10<br />
with 3 partitions T949.1 10 71,10<br />
with 4 partitions T950.1 10 71,10<br />
<strong>SPECIAL</strong> <strong>PRICE</strong>S!<br />
Sealing tape for petri dishes<br />
Elastic. As well for microtest plates, bottles, cans, etc. Excellent alternative<br />
to heat-shrinkable sleeves. Prevents water loss, gas diffusion and<br />
contamination. Waterproof and resistant to most solvents. Flexible even<br />
under low temperatures (-30 °C). Temperature stable from -40 to +77 °C<br />
(for a short time stable to +100 °C). Thickness 0.13 mm, width of roll 13 mm.<br />
Colour Length (m) Art. No. Pack Qty. €<br />
transparent 33 K427.1 1 37,60<br />
white 33 K428.1 1 37,60<br />
red 33 K429.1 1 37,60<br />
yellow 33 K430.1 1 37,60<br />
blue 33 K431.1 1 37,60
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