Black-Top ESR Vacuum Blood Collection Tubes

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ESR Tube
Ø13×75mm ESR Tube is specially used in blood collection and anticoagulation for Automated Erythrocyte Sedimentation Rate Analyzers sedimentation rate test with the mixing ratio of 1 part sodium citrate to 4 parts blood, by Westergren method.

Ø9×120mm ESR Tube is applicable to various Automated Erythrocyte Sedimentation Rate Analyzers.
Due to little volume and negative pressure inside the tube, it needs some time for blood collection. Do patiently wait until blood stops flowing into the tube. Then completely mix the anticoagulation and additive by turning the tube upside down for 6-8 times, Inappropriate mixing will cause hemolysis, coagulation or blood bubble and influence the test result.

Q1: Why choose us?

A1: Professional manufacture of medical and laboratory consumables and instruments with more than 20 years’ experience.Excellent and stable quality with best cost performance.Various payment term available.Timely delivery guaranteed.

Q2: Can I visit your factory?

A2: Sure, warmly welcome your visit to Global Healthcare Medical. Please try to contact our sales representative first by email or phone. We will make the appointment and the most reasonable planning for your transportation.

Q3: What is your minimum order quantity?

A3: Very low MOQ for common items. For customized items, depend on different requirements.

Q4: Can you supply free samples?

A4: Yes, we would like to offer you free samples with freight collect.

Q5: Can you offer customized service?

A5: Yes, both OEM and ODM are available. Let me know your idea or requirements on the products, we make it perfect for you.

Q6: How long is your delivery time?

A6: For listed online orders, preparation takes 3–5 business days, followed by 7–15 business days in transit. Free worldwide shipping is included in the product price. Contact us before ordering custom production.

Q7: What is your accepted terms of payment?

A7: Add the product to your cart and complete payment using the available methods at checkout. Enter your email address and phone number for order and delivery contact.