Hangzhou Lohand Biological Technology Co., Ltd.  

Product Name: PVC Filter Paper Material Sulphate Testing Paper Model NO.: LH1028 Application: Water Test Material: Paper Type: Biochemical Test Paper Measuring Range: 200-400-800-1200-1600mg/L Shelf Life: 18 Months Test Method: Test Paper Colorimetry Package: 100strips/Box Trademark: Lohand Transport Package: 100strips/Bottle Origin: China HS Code: 90258000 Product Description Features1. Simple operation-using visual colorimetric method simple to operate, can be conducted by anybody without specialized training;2. Efficient-test can be finished within 1minute, fast and efficient;3. Measuring results are reliable;4. Unique aluminum tube packing in China, plating antioxidation film, which can extend shelf life greatly (this is optional );5. Small volume, light weight, easy to carry.ScopesWidely used in industrial, agricultural, experimental and outside on -site testing.Test PaperName of test paperSulphatetest paperModelLH1028Brand:LohandMeasuring range200-400-800-1200-1600mg/LSO42-PackingNo. of Tests:100 strips /boxTest methods :Test paper colorimetryPacking :100strips/inner plastic box 1 inner plastic boxes /export cartonRemarks: it can be individual aluminum foil packing , alumnum tube packing etc .Operation process1.Insert the reactive part of test paper into the testing liquid for 1 seconds;2.Wait about 15 seconds and then compare the shown color with standard color chart ;3.Normally , the sensitivity limit of test paper is 0.2 mg/L, for the testing liquid which is lower than this limit , you can use color comparison tube or test kit for testing ;4.Normally , the color chart has 5 different color shades;5.Special requirements can be customized which will take 1-2 weeks .Our ServicesWe have experienced and dedicated core members to offer you professional and reliable before-sales and after-sales service.Company InformationHangzhou Lohand Biological Co., Ltd is aprofessional company that manufactures and exports laboratory instruments and equipments. We have our own registered brand"LOHAND" and own factory, with strong R&D center, sales team, customer service team and QC team, which grows very fast and obtains good reputation in the markt.Our major products include: Refractometer, Test paper, pH meter, Electrode, TDS meter, Salinity meter, DO meter, ORP meter, Conductivity meter, Turbidity meter, Color comparison tube, test kit etc. Most of the products have CE certificate. All products can be customized according to buyers' special requirements.FAQQ1: Why choose us?A: 1. We have our own factory with strong R&D center and QA team which can make sure your goods can be sent out on time and in superior quality.2. We have experienced and dedicated core members to offer you professional and reliable before-sales and after-sales service.3. We have purveyed customers with the lowest wholesale price.Q2: How do you guarantee the quality?A: One year's guarantee from date on B/L. Normally. If it's quality problem, we promise to return goods or funds.Q3: Is OEM available?A: Yes, all goods can be custom made by your requirements, including packing, LOGO print, etc.Q4: Can we buy 1PC for sample testing?A: Yes, we are glad to send 1PC for quality testing if we have stock of the model you required.Q5: How to deliver the goods for trial order or small order?A: For small order, we prefer to choose international express, such as DHL, TNT, EMS which are faster and more convenient for customer. Also, we cooperate with an express agent that can give us abig discount for express fee which is much lower than that quoted by official. For the goods with detachable battery, the express fee can be lower down if the goods is sent out without battery.Q6: What kind of payment your company accept?A: T/T, WEST UNIOn, PAYPAL, etc.Q7: If we have not found the model from website, what should we do?A: Please email us with description and picture of the product, we research and develop new model every month, and some of them maybe have not been uploaded in website immediately. But If this is anew products for us, we can develop it for you after get all detailed information about your product.