Service
Jumbo deems excellent services are as important as extraordinary quality.Therefore, we provide comprehensive services including pre-sales service,sample service, OEM service and after-sales service. We are committed to offer the best customer service representatives for you.Company profile
We Ningbo Jumbo Medical Instruments Co., Ltd. is a leading manufacturer and the largest exporter of medical supplies for the PPE products in China.Due to reliable quality and reasonable prices,are increasingly popular with customers by customers from the U.S,Europe, Central/South America,Asia,and more.And now if you need the PPE products,please do not hesitate to contact us.and we are looking forward to working with you.Nasal swab: the nasal cavity should be moist. Remove the cotton swab from the test kit. Do not touch the cotton wool on the end of the cotton swab! Test procedure. Nasal swabs should be tested as soon as possible after specimen collection. For optimal testing, fresh samples from the nose should be used. Do not use samples that are clearly contaminated with blood as this may interfere and affect the interpretation of the test results. POSITIVE: Two colored lines appear on the membrane.One colored line appears in the control region(C) and the other line appears in the test region (T). NEGATIVE: Only a single colored line appears in the control region (C).No visible colored line appears in the test region (T). INVALID: The control line does not appear. The tests results which do not show a control line after the specified reading time should be discarded.The sample collection should be checked and repeated with a new test. Stop using the test kit immediately and contact your local dealer if the problem persists.
