United Scientific RSTPK2 Premium Laboratory Black Rubber Stoppers | Good to Seal Bottles, Tubes and Many Other Containers - Black Lab Plug | #00 to #7 Assorted Sizes | 1LB of Stoppers
Product ID: 57230268
🧪Tapered design for easy plug & pull
♻️Reusable natural rubber, eco-friendly
🌡️Withstands -25°C to 70°C temps
¥8441
1
Sold byAmazon JapanDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO
Buyer Protection · Full refund if your order doesn't arrive as described.
Desertcart purchases this item on your behalf and handles shipping, customs, and support to Japan.
Secure transaction
Description
🧬 Seal smart, work sharp — the lab stopper that means business!
- TEMPERATURE TOUGH - Reliable performance from freezing cold to warm lab conditions (-25°C to 70°C).
- VERSATILE SIZE RANGE - Assorted sizes #00 to #7 cover all your lab and industrial sealing needs in one pack.
- PREMIUM NATURAL RUBBER - Crafted from high-quality, elastic natural rubber that resists deformation and lasts longer.
- SUSTAINABLE REUSABLE - Low sulfur content and reusable design promote eco-conscious lab practices.
- EFFORTLESS SEALING REMOVAL - Smooth tapered sides ensure quick, secure plugging and easy removal without damage.
United Scientific RSTPK2 offers a 1LB assortment of premium black rubber stoppers (#00 to #7) made from durable natural rubber. Designed with tapered sides for easy use, these stoppers withstand temperatures from –25°C to 70°C and are reusable, making them ideal for professional labs and industrial applications seeking reliable, eco-friendly sealing solutions.
Specifications
| Customer Reviews | 4.3 out of 5 stars 304 Reviews |
Common Questions
Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.
Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.
Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.
Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.
Trustpilot
TrustScore 4.5 | 7,300+ reviews
Shop Global, Save with Desertcart
Value for Money
Competitive prices on a vast range of products
Shop Globally
Serving millions of shoppers across more than 100 countries
Enhanced Protection
Trusted payment options loved by worldwide shoppers
Customer Assurance
Trusted payment options loved by worldwide shoppers.
Desertcart App
Shop on the go, anytime, anywhere.