100 Pcs Water Test Strips 16-in-1 Aquarium Water Quality Test Strips for Check

PH NH4 NO2 No3 GH CI H2S aquarium fish tank water quality testing solution aquaculture water quality Testing monitoring agent

PH NH4 NO2 NO3 GH CI H2S DO Checker Test Agent Aquaculture Fish Tank Aquarium Water Quality Test Kits A bottle of 10ml reagent can be tested about the number of times: PH--65 CI--50 NO2--25 NH4--35 NO3--35 DO--35 H2S--35 GH--20 Note: The above data is an estimate, there may be a little deviation Testing the Waters In order for fish to thrive, water must be similar to that which could be found in their natural environment.Poor water quality can cause fish stress, illness and even loss.Most common water quality parameters are Ammonia, Nitrite, Nitrate, and pH. All may vary over [...]

Seawater Hydrometer Saltwater Meter Salinity Meter Tester Sea Specific Gravities Test For Fish Tank Pond Water Saltwater

Features: 1. Insert the hydrometer 15cm below the water until the water overflows the baffle.2. Specific gravities safety range: 1.020-1.023.3. Readable accuracy that reaches a maximum of + - 0.002 gravities units.4. Endurable ABS plastics for durable and sturdy use.Specifications: Product Name: Sea Water Hydrometer / Salt HydrometerMaterial: PlasticsSize: about 19 x 5cm / 7.5 x 2.0inchPacking List: 1 x Salinity TesterNotes: 1. Due to the lighting effects and shooting angles, there is a color difference in the product, please understand.2. Due to manual measurement, there is a tolerance in the product size. Payment methods: · You may make [...]

BaseQi For Microsoft Surface Book 1/2/3 13.5inch Card Reader 350A Minidrive Microsd Adapter

350A Original BASEQI Aluminum MiniDrive Micro SD Card Adapter TF Card Reader For Microsoft Surface Book Book2/3 13inch 1.Mainly designed for Microsoft Surface Book Book2/3 13inch. Any brand notebooks' card slot has the same size with the card adapter will also work. 2.Simple & Easy to add storage space.   Add up to Max 1TBincluding 1TB and below of extra space 3.Use high quality   aluminum  material and CNC precision machining 4.Toolless : When you take it out without any tools 5.Completely hidden patent design & Dust-proof Note: It's card adapter only, the MicroSD, SDHC or SDXC [...]

Mini Alloet Support Memory Card Adapter Micro SD To Memory Stick Adapter For PSP Micro SD 1MB-128GB Memory Stick Pro Duo

Features: Micro SD Adapter is a simple and easy to use device which worked flawlessly with mostly electronic products. Micro SD Converter offers a way to convert your less expensive Micro-SD into more expensive Memory Stick Pro Duo with only fractions of the cost.This Micro SD Converter converts Micro SD Secure Digital into a MS Pro Duo and to be used with the growing number of MS Pro Duo compatible devices such as PDA and digital camera.The adapter can also be put into MS Pro Duo card reader. The T-Flash Adapter can be used as a spare adapter for [...]

45CM 85cm Human Skeleton Model Anatomical Anatomy human Flexible Medical anatomical boneco toy in medical science supplies

1:1 Life Size Human Hand Joint Model Hand Skeleton Bone Model Wrist Vola Palm Skeleton Model Medical Science Teaching Supplies

Specification:22cm x 13cm x 3cm Meterial:Top quality PVC Description: Finger can be bent and do various poses. Model and human scale: 1:1 After-sales service 1.Warranty period:Two years. 2.Please fell free to contact us if your product have some quality problem,we will try our best to help you. Warranty 1. Normmly we will send the goods within 1-3 working days after your payment is verified by Aliexpress. 2. All items will be carefully test before shipping. We will try our best to avoid any quality problem. 3. We promise warranty for quality in one year and we [...]