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INSTOCK Laboratory Cup Sink: Oval, 6 in Bowl Lg, 3 in Bowl Wd, 3 3/4 in Bowl Dp - Corrosion-Resistant Laboratory Sinks
INSTOCKCorrosion-Resistant Laboratory Sinks

INSTOCK Laboratory Cup Sink: Oval, 6 in Bowl Lg, 3 in Bowl Wd, 3 3/4 in Bowl Dp

The INSTOCK Laboratory Cup Sink: Oval is a corrosion-resistant laboratory sink made of polypropylene. It features a bowl length of 6 inches, bowl width of 3 inches, and bowl depth of 3 3/4 inches. This product is not…

SKU 3G-OTH-442234

Also listed as: GRLBU04 · GRLB U04

Brand
INSTOCK
Item
Laboratory Cup Sink: Oval, 6 in Bowl Lg, 3 in Bowl Wd, 3 3/4 in Bowl Dp
Category
Corrosion-Resistant Laboratory Sinks
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

INSTOCK
Manufacturer Part Number
GRLB-U04
Type
Polypropylene
Bowl Dp
3 3/4 in
Bowl Lg
6 in
Bowl Wd
3 in
ADA Compliant
Not ADA Compliant

Technical Documents

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INSTOCK Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The INSTOCK Laboratory Cup Sink: Oval is a corrosion-resistant laboratory sink made of polypropylene. It features a bowl length of 6 inches, bowl width of 3 inches, and bowl depth of 3 3/4 inches. This product is not ADA compliant and is identified by manufacturer part number GRLB-U04.

Frequently Asked Questions

What is the INSTOCK Laboratory Cup Sink used for?

The INSTOCK Laboratory Cup Sink is a corrosion-resistant polypropylene sink designed for draining and rinsing lab glassware and small instruments. Its oval bowl (6 in long, 3 in wide, 3 3/4 in deep) fits tight benchtop spaces in educational, pharmaceutical, and industrial labs.

What are the specifications of the INSTOCK GRLB-U04 cup sink?

The INSTOCK GRLB-U04 cup sink has a polypropylene construction, oval bowl dimensions of 6 in length, 3 in width, and 3 3/4 in depth. It is not ADA compliant. The manufacturer part number is GRLB-U04. This sink resists corrosion from common lab chemicals and acids.

Where to buy the INSTOCK Laboratory Cup Sink worldwide?

3G Electric supplies the INSTOCK Laboratory Cup Sink (GRLB-U04) to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this polypropylene lab sink.

How to install a polypropylene laboratory cup sink?

Install the INSTOCK cup sink by cutting a benchtop opening to fit the oval bowl dimensions (6 in x 3 in). Secure the sink with mounting clips and seal with silicone caulk. Connect the drain to standard 1 1/2 in PVC piping. Always follow local plumbing codes and wear PPE.

Used in

Common applications for INSTOCK
Chemical laboratories — INSTOCK epoxy work surfaces (SKU 55NX01) for fume hoods handling corrosive substances.
Material storage — INSTOCK wire shelf dividers (SKU 55NY33) for organizing small parts in industrial shelving.
Educational institutions — INSTOCK adjustable-height phenolic lab tables (SKU 819N97) for flexible classroom setups.
Pharmaceutical research — INSTOCK heavy-duty epoxy tables (SKU 819N80) for equipment requiring high load capacity.
Industrial maintenance — INSTOCK cold water fittings (SKU 55NW95) for fume hoods in chemical processing plants.

INSTOCK Products

3G Electric supplies INSTOCK corrosion-resistant laboratory sinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
INSTOCK Sink Support: 48 in Overall Wd, Steel, Hardware, GRJTP181-48-2 (MPN GRJP535-48-2)
INSTOCK
INSTOCK Sink Support: 48 in Overall Wd, Steel, Hardware, GRJTP181-48-2 (MPN GRJP535-48-2)
INSTOCK Sink Support: 36 in Overall Wd, Steel, Hardware, GRJTP181-36-2 (MPN GRJP535-36-2)
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INSTOCK Sink Support: 36 in Overall Wd, Steel, Hardware, GRJTP181-36-2 (MPN GRJP535-36-2)
INSTOCK Sink Support: 4 3/4 ft Overall Wd, Steel, Hardware, GRJTP186-58-2 (MPN GRJP535-58-2)
INSTOCK
INSTOCK Sink Support: 4 3/4 ft Overall Wd, Steel, Hardware, GRJTP186-58-2 (MPN GRJP535-58-2)
INSTOCK Sink Support: 4 1/4 ft Overall Wd, Steel, Hardware, GRJTP186-52-2 (MPN GRJP535-52-2)
INSTOCK
INSTOCK Sink Support: 4 1/4 ft Overall Wd, Steel, Hardware, GRJTP186-52-2 (MPN GRJP535-52-2)
Sink Base Cabinet: 35 1/8 in Overall Ht, 22 in Overall Dp, 58 in Overall Wd, Steel, 0 Drawers (MPN GRJTP186-58-2)
INSTOCK
Sink Base Cabinet: 35 1/8 in Overall Ht, 22 in Overall Dp, 58 in Overall Wd, Steel, 0 Drawers (MPN GRJTP186-58-2)
Sink Base Cabinet: 35 1/8 in Overall Ht, 22 in Overall Dp, 4 ft Overall Wd, Steel, 0 Drawers (MPN GRJTP181-48-2)
INSTOCK
Sink Base Cabinet: 35 1/8 in Overall Ht, 22 in Overall Dp, 4 ft Overall Wd, Steel, 0 Drawers (MPN GRJTP181-48-2)

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