Glass Stirring Rods | Surplus Network

Glass Stirring Rods 12" 13.8" (7mm) Diameter for Lab, Kitchen, Science 4/Pack

USA

Glass Stirring Rods 12" 13.8" (7mm)...

$11.99 USD

Glass Stirring Rods 12" 13.8" (7mm)...

$11.99 USD

Eisco Labs 10 Pack of 7.9" Glass Stirring Rods - Rounded Ends - 6mm Diameter

USA

Eisco Labs 10 Pack of 7.9" Glass...

$11.99 USD

Eisco Labs 10 Pack of 7.9" Glass...

$11.99 USD

12 Pack Glass Stirring Rods 10" Round ends for Science Education,Lab and Kitchen

USA

12 Pack Glass Stirring Rods 10" Round...

$11.99 USD

12 Pack Glass Stirring Rods 10" Round...

$11.99 USD

4 Pack Glass Stirring Rods 12" (300MM) For Science Education, Lab & Kitchen Use

USA

4 Pack Glass Stirring Rods 12"...

$11.99 USD

4 Pack Glass Stirring Rods 12"...

$11.99 USD

12 Pack Glass Stirring Rods 8" Length for Science Education, Lab and Kitchen Use

USA

12 Pack Glass Stirring Rods 8" Length...

$9.99 USD

12 Pack Glass Stirring Rods 8" Length...

$9.99 USD

10PCS Glass Stirring Rod Glass Mixing Sticks Glass Stirring Sticks

USA

10PCS Glass Stirring Rod Glass Mixing...

$9.99 USD

10PCS Glass Stirring Rod Glass Mixing...

$9.99 USD

10PCS Glass Stirring Sticks Glass Stir Rods Glass Stirrer Rods

USA

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Glass Stirring Sticks Glass...

$9.99 USD

Glass Stirring Rods 8" 10" for Lab, Bar, Kitchen, Science Education 6/Pack

USA

Glass Stirring Rods 8" 10" for Lab,...

$9.99 USD

Glass Stirring Rods 8" 10" for Lab,...

$9.99 USD

3 Pack Glass Stirring Rod - 6" Long, 5mm Diameter

USA

3 Pack Glass Stirring Rod - 6" Long,...

$9.99 USD

3 Pack Glass Stirring Rod - 6" Long,...

$9.99 USD

10PCS Glass Mixing Rod Glass Mixing Sticks Glass Stirrer Rods Glass Stir Rods

USA

10PCS Glass Mixing Rod Glass Mixing...

$9.99 USD

10PCS Glass Mixing Rod Glass Mixing...

$9.99 USD

10PCS Borosilicate Glass Rods Glass Stirring Sticks Glass Stirrer Rods

USA

10PCS Borosilicate Glass Rods Glass...

$9.99 USD

10PCS Borosilicate Glass Rods Glass...

$9.99 USD

10PCS Glass Mixing Sticks Borosilicate Glass Rods Glass Mixing Rod

USA

10PCS Glass Mixing Sticks...

$9.99 USD

10PCS Glass Mixing Sticks...

$9.99 USD

10PCS Glass Mixing Rod Glass Mixing Sticks Glass Stirring Sticks

USA

10PCS Glass Mixing Rod Glass Mixing...

$9.99 USD

10PCS Glass Mixing Rod Glass Mixing...

$9.99 USD

10PCS Glass Mixing Rod Borosilicate Glass Rods Glass Stirrer Rods

USA

10PCS Glass Mixing Rod Borosilicate...

$9.99 USD

10PCS Glass Mixing Rod Borosilicate...

$9.99 USD

10PCS Glass Stirring Sticks Glass Stirrer Rods Glass Stir Rods

USA

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Borosilicate Glass Rods Glass Mixing Sticks Glass Mixing Rod

USA

10PCS Borosilicate Glass Rods Glass...

$9.99 USD

10PCS Borosilicate Glass Rods Glass...

$9.99 USD

10PCS Glass Stirring Sticks Glass Stir Rods Glass Mixing Sticks Glass Mixing Rod

USA

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Glass Stirrer Rods Glass Mixing Sticks Glass Stir Rod Glass Stirring Rod

USA

10PCS Glass Stirrer Rods Glass Mixing...

$9.99 USD

10PCS Glass Stirrer Rods Glass Mixing...

$9.99 USD

10PCS Glass Stirrer Rods Glass Mixing Sticks Glass Stir Rods

USA

10PCS Glass Stirrer Rods Glass Mixing...

$9.99 USD

10PCS Glass Stirrer Rods Glass Mixing...

$9.99 USD

10PCS Glass Stir Rod Glass Mixing Sticks Borosilicate Glass Rods

USA

10PCS Glass Stir Rod Glass Mixing...

$9.99 USD

10PCS Glass Stir Rod Glass Mixing...

$9.99 USD

10PCS Glass Stirring Sticks Glass Stir Rod Borosilicate Glass Rods

USA

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Glass Stirring Sticks Glass...

$9.99 USD

10PCS Glass Stir Rod Glass Stirrer Rods Borosilicate Glass Rods

USA

10PCS Glass Stir Rod Glass Stirrer...

$9.99 USD

10PCS Glass Stir Rod Glass Stirrer...

$9.99 USD

10PCS Glass Mixing Sticks Glass Stir Rods Borosilicate Glass Rods

USA

10PCS Glass Mixing Sticks Glass Stir...

$9.99 USD

10PCS Glass Mixing Sticks Glass Stir...

$9.99 USD

10PCS Glass Stir Rod Glass Stirrer Rods Glass Mixing Rod Glass Mixing Sticks

USA

10PCS Glass Stir Rod Glass Stirrer...

$9.99 USD

10PCS Glass Stir Rod Glass Stirrer...

$9.99 USD

10PCS Glass Mixing Sticks Glass Stirring Sticks Glass Stirrer Rods

USA

10PCS Glass Mixing Sticks Glass...

$9.99 USD

10PCS Glass Mixing Sticks Glass...

$9.99 USD

10PCS Glass Stirrer Rods Glass Stirring Sticks Glass Mixing Sticks

USA

10PCS Glass Stirrer Rods Glass...

$9.99 USD

10PCS Glass Stirrer Rods Glass...

$9.99 USD

12pcs Glass Stirring Rod Stir Stick With Both Ends Round 15.8 13.8 12 10 8

USA

12pcs Glass Stirring Rod Stir Stick...

$14.01 USD

12pcs Glass Stirring Rod Stir Stick...

$14.01 USD

12" Plastic Stirring Rod, 300X7mm, Karter Scientific 282P1 (Pack 12)

USA

12" Plastic Stirring Rod, 300X7mm,...

$9.66 USD

12" Plastic Stirring Rod, 300X7mm,...

$9.66 USD

6 Glass Stirring Rods, 125x8mm, Karter Scientific (Pack of 12)

USA

6 Glass Stirring Rods, 125x8mm,...

$8.99 USD

6 Glass Stirring Rods, 125x8mm,...

$8.99 USD

Glass Stirring Rods 8" 10" 6mm Diameter for Lab,Kitchen,Science Education 8/Pack

USA

Glass Stirring Rods 8" 10" 6mm...

$8.99 USD

Glass Stirring Rods 8" 10" 6mm...

$8.99 USD

BVV Glass Stirring Rods - 10 Pack

USA

BVV Glass Stirring Rods - 10 Pack

$8.00 USD

BVV Glass Stirring Rods - 10 Pack

$8.00 USD

23-Pack Glass Stirring Rods 8" Length for Science Education, Lab and Kitchen Use

USA

23-Pack Glass Stirring Rods 8" Length...

$8.00 USD

23-Pack Glass Stirring Rods 8" Length...

$8.00 USD

10" Glass Stirring Rod, 250X8mm, Karter Scientific 258D3 (Pack 12)

USA

10" Glass Stirring Rod, 250X8mm,...

$17.47 USD

10" Glass Stirring Rod, 250X8mm,...

$17.47 USD

5X Glass Stirring Rods 6mm x 150mm/200mm for Lab Use Stir Bar Stirrer Laboratory

China

5X Glass Stirring Rods 6mm x...

$3.69 USD

5X Glass Stirring Rods 6mm x...

$3.69 USD

10PCS Glass Stir Rod Glass Stirrer Rods Glass Stirring Rod Glass Stirring Sticks

USA

10PCS Glass Stir Rod Glass Stirrer...

$8.45 USD

10PCS Glass Stir Rod Glass Stirrer...

$8.45 USD

6PCS Glass Stirring Rod Stir Stick with Both Ends Round - 15.8" 13.8" 12" 10" 8"

USA

6PCS Glass Stirring Rod Stir Stick...

$12.29 USD

6PCS Glass Stirring Rod Stir Stick...

$12.29 USD

10PCS Borosilicate Glass Rods Glass Stirring Sticks Glass Stirrer Rods

USA

10PCS Borosilicate Glass Rods Glass...

$9.49 USD

10PCS Borosilicate Glass Rods Glass...

$9.49 USD

10PCS Borosilicate Glass Rods Glass Mixing Sticks Glass Stirrer Rods

USA

10PCS Borosilicate Glass Rods Glass...

$9.49 USD

10PCS Borosilicate Glass Rods Glass...

$9.49 USD

10PCS Glass Stirrer Rods Glass Stir Rod Borosilicate Glass Rods

USA

10PCS Glass Stirrer Rods Glass Stir...

$9.49 USD

10PCS Glass Stirrer Rods Glass Stir...

$9.49 USD

10PCS Borosilicate Glass Rods Glass Stirrer Rods Glass Stir Rod

USA

10PCS Borosilicate Glass Rods Glass...

$9.49 USD

10PCS Borosilicate Glass Rods Glass...

$9.49 USD

10PCS Glass Stir Rods Borosilicate Glass Rods Glass Stirrer Rods

USA

10PCS Glass Stir Rods Borosilicate...

$9.49 USD

10PCS Glass Stir Rods Borosilicate...

$9.49 USD

High Temperature Resistant: 10pc Glass Diversion Rods - Corrosion Protection

China

High Temperature Resistant: 10pc...

$14.97 USD

High Temperature Resistant: 10pc...

$14.97 USD

10PCS Glass Stirring Sticks Glass Stirring Rod Glass Mixing Sticks

USA

10PCS Glass Stirring Sticks Glass...

$9.29 USD

10PCS Glass Stirring Sticks Glass...

$9.29 USD

10PCS Borosilicate Glass Rods Glass Stirrer Rods Glass Stirring Sticks

USA

10PCS Borosilicate Glass Rods Glass...

$9.29 USD

10PCS Borosilicate Glass Rods Glass...

$9.29 USD

10PCS Glass Stir Rods Glass Stirrer Rods Glass Stirring Rod Glass Mixing Sticks

USA

10PCS Glass Stir Rods Glass Stirrer...

$9.29 USD

10PCS Glass Stir Rods Glass Stirrer...

$9.29 USD

12 Pack Glass Stirring Rods 12" Length for Science Education, Lab & Kitchen Use

USA

12 Pack Glass Stirring Rods 12"...

$17.99 USD

12 Pack Glass Stirring Rods 12"...

$17.99 USD

Lot of 3 Glass Stirring Rods 12"(300MM) For Science Education, Lab & Kitchen Use

USA

Lot of 3 Glass Stirring Rods...

$9.95 USD

Lot of 3 Glass Stirring Rods...

$9.95 USD

(2) Glass Lab Sticks - 8" Stirring Rod and 9" Mixing Paddle with Chip - VINTAGE

USA

(2) Glass Lab Sticks - 8" Stirring...

$9.95 USD

(2) Glass Lab Sticks - 8" Stirring...

$9.95 USD

6" Long Glass Blowing Tubes 10mm OD 8mm ID Tubing 1mm Wall choose quantity

USA

6" Long Glass Blowing Tubes 10mm OD...

$13.98 USD

6" Long Glass Blowing Tubes 10mm OD...

$13.98 USD

(7) Lab Polished Borosilicate Glass Solid Shaft Stirring Rod 10” 250mm x 5mm OD

USA

(7) Lab Polished Borosilicate Glass...

$19.99 USD

(7) Lab Polished Borosilicate Glass...

$19.99 USD

10Pcs Glass Stirring Rods Stir Stick Both Ends Round 13.8",12",10",8",6" Long

USA

10Pcs Glass Stirring Rods Stir Stick...

$19.99 USD

10Pcs Glass Stirring Rods Stir Stick...

$19.99 USD

2pcs Lab Use Stir Glass Stirring Rod Laboratory Tool 6*20_z8

China

2pcs Lab Use Stir Glass Stirring Rod...

$3.86 CAD

2pcs Lab Use Stir Glass Stirring Rod...

$3.86 CAD

10" Solid Pyrex Glass Stirring Rod - 10pk

USA

10" Solid Pyrex Glass Stirring Rod -...

$15.99 USD

10" Solid Pyrex Glass Stirring Rod -...

$15.99 USD

8" Glass Stirring Rods, 200x6mm, United Scientific GSR08 (Pack of 12)

USA

8" Glass Stirring Rods, 200x6mm,...

$15.99 USD

8" Glass Stirring Rods, 200x6mm,...

$15.99 USD

6 Pack Glass Stirring Rods 13.8"(350MM) For Science Education, Lab & Kitchen Use

USA

6 Pack Glass Stirring Rods...

$15.99 USD

6 Pack Glass Stirring Rods...

$15.99 USD

Set of 22 Glass Stirring Rods for Lab / Education Use Vintage Never Used

USA

Set of 22 Glass Stirring Rods for Lab...

$19.77 USD

Set of 22 Glass Stirring Rods for Lab...

$19.77 USD

SMS PTFE Stirrer Blade Banana Shape 10mm w/ Holes Fits 12000mL Flasks

USA

SMS PTFE Stirrer Blade Banana Shape...

$36.99 USD

SMS PTFE Stirrer Blade Banana Shape...

$36.99 USD

3 Pack Glass Stirring Rod - 10" Long, 0.25" Diameter

USA

3 Pack Glass Stirring Rod - 10" Long,...

$9.00 USD

3 Pack Glass Stirring Rod - 10" Long,...

$9.00 USD

5X Glass Stirring Rods for Laboratory Lab Use Stir Bar Stirrer 5mm x 150mm/200mm

China

5X Glass Stirring Rods for Laboratory...

$3.77 USD

5X Glass Stirring Rods for Laboratory...

$3.77 USD

(12) Lab Polished Borosilicate Glass Solid Shaft Stirring Rod 150mm X 5mm OD

USA

(12) Lab Polished Borosilicate Glass...

$23.99 USD

(12) Lab Polished Borosilicate Glass...

$23.99 USD

Bel-Art 1 3/4" Spinstar Magnetic Stirring Bar for 100mL Beaker, F37146-0100

USA

Bel-Art 1 3/4" Spinstar Magnetic...

$23.99 USD

Bel-Art 1 3/4" Spinstar Magnetic...

$23.99 USD

12" Solid Pyrex Glass Stirring Rod - 10pk

USA

12" Solid Pyrex Glass Stirring Rod -...

$16.99 USD

12" Solid Pyrex Glass Stirring Rod -...

$16.99 USD

PTFE Stirrer Blade Half Moon Shape 10mm for 5000-12000mL Flasks 29/42 W 5-1/4"

USA

PTFE Stirrer Blade Half Moon Shape...

$16.99 USD

PTFE Stirrer Blade Half Moon Shape...

$16.99 USD

PTFE Stirrer Blade Half Moon Shape 10mm for 5000-12000mL Flasks 29/42 W 6-1/4"

USA

PTFE Stirrer Blade Half Moon Shape...

$16.99 USD

PTFE Stirrer Blade Half Moon Shape...

$16.99 USD

12 Pack Glass Stirring Rods 6" Length for Science Education, Lab and Kitchen Use

USA

12 Pack Glass Stirring Rods 6" Length...

$16.99 USD

12 Pack Glass Stirring Rods 6" Length...

$16.99 USD

(4) Laboratory Glass Stirring Rods Set w/ Round Ends 6” 8” 10” 12"

USA

(4) Laboratory Glass Stirring Rods...

$24.99 USD

(4) Laboratory Glass Stirring Rods...

$24.99 USD

Laboratory Polished Solid Glass Stirring Shaft 16", 406mm L x 8mm OD Damaged

USA

Laboratory Polished Solid Glass...

$24.99 USD

Laboratory Polished Solid Glass...

$24.99 USD

SMS PTFE Stirrer Blade Banana Shape 10mm for 20000mL Flasks 55/50 Clearance

USA

SMS PTFE Stirrer Blade Banana Shape...

$39.99 USD

SMS PTFE Stirrer Blade Banana Shape...

$39.99 USD

5" Glass Stirring Rod, 125X8mm, Karter Scientific 258A3 (Pack 12)

USA

5" Glass Stirring Rod, 125X8mm,...

$19.92 USD

5" Glass Stirring Rod, 125X8mm,...

$19.92 USD

Chemglass Flexible Shaft 5/16" End Fittings w/ Double Male Adapter, CG-2047-01

USA

Chemglass Flexible Shaft 5/16" End...

$119.95 USD

Chemglass Flexible Shaft 5/16" End...

$119.95 USD

Eisco 10 Pack of 7.9" Glass Stirring Rods with Spade & Button Ends, 6mm Diameter

USA

Eisco 10 Pack of 7.9" Glass Stirring...

$10.99 USD

Eisco 10 Pack of 7.9" Glass Stirring...

$10.99 USD

Lot of 72 Glass Test Tubes 15 x 125 MM Kimble Products

USA

Lot of 72 Glass Test Tubes 15 x 125...

$54.99 USD

Lot of 72 Glass Test Tubes 15 x 125...

$54.99 USD

Bulk Buy 50mm 100mm 200mm Glass Stirring Rod Chemistry Labware Stir Stirrer

China

Bulk Buy 50mm 100mm 200mm Glass...

$5.60 USD

Bulk Buy 50mm 100mm 200mm Glass...

$5.60 USD

Labglass Stir Bearing LG-9410-144 29/42

USA

Labglass Stir Bearing LG-9410-144 29/42

$49.00 USD

Labglass Stir Bearing LG-9410-144 29/42

$49.00 USD

Set of (4) PTFE Stirrer Blade for 10mm Stir Shaft Half Moon Shape 3” Length

USA

Set of (4) PTFE Stirrer Blade for...

$25.99 USD

Set of (4) PTFE Stirrer Blade for...

$25.99 USD

Glass Stirring Rods 50mm 100mm 200mm Stir Stirrer Chemistry Glassware Labware

China

Glass Stirring Rods 50mm 100mm 200mm...

$5.22 USD

Glass Stirring Rods 50mm 100mm 200mm...

$5.22 USD

10PCS Glass Stir Rod Glass Stirring Sticks Glass Stirring Rod Glass Mixing Rod

USA

10PCS Glass Stir Rod Glass Stirring...

$11.08 USD

10PCS Glass Stir Rod Glass Stirring...

$11.08 USD

2pcs Lab Use Stir Glass Stirring Rod Laboratory Tool 6*15 Hu

China

2pcs Lab Use Stir Glass Stirring Rod...

$2.83 CAD

2pcs Lab Use Stir Glass Stirring Rod...

$2.83 CAD

12PCS Glass Stirring Rods for MEdical Lab Use Science Lab Experiment Tool 10

USA

12PCS Glass Stirring Rods for MEdical...

$14.99 USD

12PCS Glass Stirring Rods for MEdical...

$14.99 USD

5Pcs Glass Stirring Rods Stir Stick Both Ends Round 13.8",12",10",8",6" Long

USA

5Pcs Glass Stirring Rods Stir Stick...

$14.99 USD

5Pcs Glass Stirring Rods Stir Stick...

$14.99 USD

Glass Stirring Rods 8"10" Stir Stick for Lab, Kitchen, Science Education 12/Pack

USA

Glass Stirring Rods 8"10" Stir Stick...

$14.99 USD

Glass Stirring Rods 8"10" Stir Stick...

$14.99 USD

8" Solid Pyrex Glass Stirring Rod - 10pk

USA

8" Solid Pyrex Glass Stirring Rod - 10pk

$14.99 USD

8" Solid Pyrex Glass Stirring Rod - 10pk

$14.99 USD

Laboratory Polished Solid Glass Stirring Shaft 12 3/4", 324mm L x 6mm OD Damaged

USA

Laboratory Polished Solid Glass...

$22.99 USD

Laboratory Polished Solid Glass...

$22.99 USD

Stirring Rods, Polypropylene,250/10mm, Karter Scientific (Pack of 12)

USA

Stirring Rods,...

$6.99 USD

Stirring Rods,...

$6.99 USD

Stirring Rods, Polypropylene, 250/7mm, Karter Scientific (Pack of 12)

USA

Stirring Rods, Polypropylene,...

$6.99 USD

Stirring Rods, Polypropylene,...

$6.99 USD

12 Pack Glass Stirring Rod - 8" Long, 0.23" Diameter

USA

12 Pack Glass Stirring Rod - 8" Long,...

$13.95 USD

12 Pack Glass Stirring Rod - 8" Long,...

$13.95 USD

Eisco Labs Ebonite Friction Rod, 30cm

USA

Eisco Labs Ebonite Friction Rod, 30cm

$13.13 USD

Eisco Labs Ebonite Friction Rod, 30cm

$13.13 USD

4PCS Glass Stir Sticks Lab Glass Stirring Rod 8"X2 10"X2 with Both Ends Round an

USA

4PCS Glass Stir Sticks Lab Glass...

$12.75 USD

4PCS Glass Stir Sticks Lab Glass...

$12.75 USD

12PCS Glass Stirring Rods for MEdical Lab Use Science Lab Experiment Tool 8

USA

12PCS Glass Stirring Rods for MEdical...

$13.99 USD

12PCS Glass Stirring Rods for MEdical...

$13.99 USD

Pyrex 710G 7.I.34 Glass Rod - 20pk

USA

Pyrex 710G 7.I.34 Glass Rod - 20pk

$14.40 USD

Pyrex 710G 7.I.34 Glass Rod - 20pk

$14.40 USD

6" Glass Stirring Rod, 150X8mm, Karter Scientific 258B1 (Pack 200)

USA

6" Glass Stirring Rod, 150X8mm,...

$97.83 USD

6" Glass Stirring Rod, 150X8mm,...

$97.83 USD

4 Pack Glass Stirring Rods 13.8"(350MM) For Science Education, Lab & Kitchen Use

USA

4 Pack Glass Stirring Rods...

$12.99 USD

4 Pack Glass Stirring Rods...

$12.99 USD

6 Pack Glass Stirring Rods 12"(300MM) For Science Education, Lab & Kitchen Use

USA

6 Pack Glass Stirring Rods 12"(300MM)...

$12.99 USD

6 Pack Glass Stirring Rods 12"(300MM)...

$12.99 USD

12" Glass Stirring Rod, 300X8mm, Karter Scientific 258F3 (Pack 12)

USA

12" Glass Stirring Rod, 300X8mm,...

$17.32 USD

12" Glass Stirring Rod, 300X8mm,...

$17.32 USD

10PCS Glass Stir Rod Glass Mixing Sticks Borosilicate Glass Rods

USA

10PCS Glass Stir Rod Glass Mixing...

$9.57 USD

10PCS Glass Stir Rod Glass Mixing...

$9.57 USD

10PCS Glass Stir Rods Glass Mixing Rod Glass Stirring Sticks

USA

10PCS Glass Stir Rods Glass Mixing...

$9.39 USD

10PCS Glass Stir Rods Glass Mixing...

$9.39 USD

10PCS Glass Mixing Rod Glass Stir Rod Glass Stirring Sticks Glass Mixing Sticks

USA

10PCS Glass Mixing Rod Glass Stir Rod...

$9.39 USD

10PCS Glass Mixing Rod Glass Stir Rod...

$9.39 USD

10PCS Glass Mixing Rod Glass Stir Rod Glass Stirring Rod Glass Stirring Sticks

USA

10PCS Glass Mixing Rod Glass Stir Rod...

$9.39 USD

10PCS Glass Mixing Rod Glass Stir Rod...

$9.39 USD

10PCS Glass Mixing Sticks Borosilicate Glass Rods Glass Stirring Sticks

USA

10PCS Glass Mixing Sticks...

$9.85 USD

10PCS Glass Mixing Sticks...

$9.85 USD

10PCS Glass Stirrer Rods Glass Stir Rods Glass Mixing Sticks

USA

10PCS Glass Stirrer Rods Glass Stir...

$10.25 USD

10PCS Glass Stirrer Rods Glass Stir...

$10.25 USD