Lab Glassware · Flasks

Erlenmeyer (Conical) Flask

Available sizes: 10–5000 ml

10 variants and 51 sizes listed below with dimensions, joint sizes and tolerances, as per the manufacturer's current catalogue. Borosilicate 3.3 glass, supplied with COA on request. Prices are by quotation — tell us the sizes and quantities you need.

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Erlenmeyer (conical) Flask

Narrow Mouth, With Rim

Complies with IS 1381(Part I), DIN / ISO 1773 with ISI Mark
Uniform wall thickness distribution makes these flasks ideal for heating
The conical form makes them suitable for mixing liquids
The easy-to-read scale and large labelling field facilitate easy marking
Graduated from 25 ml to 5000 ml

Capacity (ml)	Approx. O.D. × Height (mm)	Approx. Neck O.D. (mm)
10*	37 × 60	15
25	42 × 75	22
50	51 × 90	22
100	64 × 105	22
125*	66 × 110	28
150*	72 × 124	28
250	85 × 145	34
500	105 × 180	34
1000	131 × 220	42
2000	166 × 280	52
3000	187 × 310	50
5000	220 × 365	50

* Not covered in standards

Erlenmeyer (conical) Flask

Long Neck Without Rim

Complies with IS 1381(Part I), DIN / ISO 1773
Uniform wall thickness distribution makes these flasks ideal for heating
Long neck designed for cotton plugs and metal caps
The conical form makes them suitable for mixing liquids
The easy-to-read scale and large labelling field facilitate easy marking
Ideal for microbial culture work

Capacity (ml)	Approx. O.D. × Height (mm)	Approx. Neck O.D. (mm)
250	78 × 154	27

Erlenmeyer (conical) Flask

Without Rim

Complies with IS 1381(Part I), DIN / ISO 1773
Uniform wall thickness distribution makes these flasks ideal for heating
The conical form makes them suitable for mixing liquids
Designed without a rim for use in the shaker machine
The easy-to-read scale and large labelling field facilitate easy marking
Graduated from 25 ml to 5000 ml

Capacity (ml)	Approx. O.D. × Height (mm)	Approx. Neck O.D. (mm)
750	114 × 210	42

Erlenmeyer (conical) Flask

Narrow Mouth, With Rim, Amber

Complies with IS 1381 (Part I), DIN / ISO 1773 with ISI Mark
Uniform wall thickness distribution makes these flasks ideal for heating
The conical form makes them suitable for mixing liquids
The easy-to-read scale and large labelling field facilitate easy marking
Graduated from 25 ml to 5000 ml
Coloured in Amber to protect light-sensitive material
The Amber colour is applied only to the external surface to prevent contamination with the testing material

Capacity (ml)	Approx. O.D. × Height (mm)	Approx. Neck O.D. (mm)
100	64 × 105	22
150*	72 × 124	28
250	85 × 145	34
500	105 × 180	34
1000	131 × 220	42

* Not covered in standards

Erlenmeyer (conical) Flask

Narrow Mouth, With I/C Joint

Complies with IS 1381(Part II), DIN / ISO 4797
Equipped with interchangeable joints
Uniform wall thickness distribution makes these flasks ideal for heating
The conical form makes them suitable for mixing of liquids
The easy-to-read scale and large labelling field facilitate easy marking

Capacity (ml)	Interchangeable Joint
25	14 / 23
50	19 / 26
100	24 / 29
250	24 / 29
500	24 / 29

Erlenmeyer (conical) Flask

Narrow Mouth, With I/C Joint & Glass Stopper, Amber

Complies with IS 1381 (Part II), DIN / ISO 4797
Equipped with interchangeable joints
These flasks can be closed with a glass stopper
Uniform wall thickness distribution makes these flasks ideal for heating
While heating stopper should be removed
The conical form makes them suitable for mixing liquids
Coloured in Amber to protect light-sensitive material
The Amber colour is applied only to the external surface to prevent contamination with the testing material

Capacity (ml)	Interchangeable Joint
25	14 / 23
50	19 / 26
100	24 / 29
250	24 / 29
500	24 / 29

Erlenmeyer (conical) Flask

Narrow Mouth, With I/C Joint & Glass Stopper

Equipped with interchangeable joints
These flasks can be closed with a glass stopper
The conical form makes them suitable for mixing of liquid
While heating stopper should be removed

Capacity (ml)	Interchangeable Joint
25	14 / 23
50	19 / 26
100	24 / 29
250	24 / 29
500	24 / 29
1000	29 / 32
2000	29 / 32

Erlenmeyer (conical) Flask

With Screw Cap

Supplied with PP screw cap autoclavable at 121°C
The conical form makes them suitable for mixing of liquids

Capacity (ml)	Neck Specification
100	GL 25
150	GL 25
250	GL 45
500	GL 45
1000	GL 45
2000	GL 45
5000	GL 45

Erlenmeyer (conical) Flask

Baffled Bottom, With Screw Cap

Supplied with screw cap made of polypropylene, autoclavable at 121°C
Exhibits four baffled indents to provide consistent agitation and optimum aeration
Optimum clarity for making critical observations
Chemically inert and resistance to sodium leaching does not cause any pH changes in the liquid it is holdin
Ideal culture vessel for microbial culture preparations, enzymatic dissociation of tissues, culturing of suspension cells for biopharma applications, plant cell culturing