Sign In | Join Free | My china-telecommunications.com
china-telecommunications.com
Products
Search by Category
  • Haven't found right suppliers
  • Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
  • And this service is free of charge.
  • we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!
  • Submit Buying Request

    how is gold tested

    All how is gold tested wholesalers & how is gold tested manufacturers come from members. We doesn't provide how is gold tested products or service, please contact them directly and verify their companies info carefully.

    Total 6689 products from how is gold tested Manufactures & Suppliers
    Quality Jewelry Silver Gold Analyzer Portable Electronic Gold Testing Machine for sale

    Brand Name:YUYANG

    Model Number:YY051

    Place of Origin:China

    ...Gold Analyzer Portable Electronic Gold Testing Machine Description Gold detector can measure gold, platinum, silver and other precious metals, not only can show the K number of gold, but also can measure the percentage of precious metals, density and so on. The test of gold, platinum, silver, etc., requires sulfuric acid or test...

    DONGGUAN YUYANG INSTRUMENT CO.,LTD
    Verified Supplier

    Guangdong

    Quality AOZ Colloidal Gold Test Kit Furazolidone Metabolite Rapid Antigen Card Test for sale

    Brand Name:Biokey

    Model Number:CG-F003

    Place of Origin:Guangzhou China

    ... detection. The test card contains antigen in the test area (T) and anti-ⅱ in the control area (C) of nitrocellulose membrane fixed in advance, and gold label antibody fixed on the binding pad. According to T area, C area color contrast to determine the

    Guangzhou BioKey Healthy Technology Co.Ltd
    Verified Supplier

    Quality Truex 960 Handheld Portable X Ray Spectrometer Mineral Ore Gold Testing Machine for sale

    Brand Name:Zealchon

    Truex 960 Handheld Portable X Ray Spectrometer Mineral Ore Gold Testing Machine Product description: TrueX 960 Standard configuration mode analysis range, such as special elements, can be added Mg,Al,...

    Ellawig companys
    Verified Supplier

    Beijing

    Quality 99.99% and 24K gold testing machine for gold jewelry, gold scraps, gold nuggets for sale

    Brand Name:zealchon

    Model Number:exf8230

    Place of Origin:China

    ..., Gold Analyzer, XRF Spectrometer Testable Elements: Au, Ag, Cu, Zn, Ni, Pt, Pd XRF Platinum / Silver / Gold Tester Energy Dispersive X-ray Fluorescence Quick Detail: Cfan New gold tester EXF 8200 is an upgrade model based on EXF 8000s. It is an

    Xian Zealchon Electronic Technology Co., Ltd.
    Site Member

    Shaanxi

    Quality 3000g Gold Purity Tester, Gold Karat Gold Testing Machine, Precious Metal Testing Machine Gold Purity Testing Machine for sale

    Brand Name:Quarrz

    Model Number:AU-3000K

    Place of Origin:Dongguan

    3000g Gold Purity Tester,Gold Karat Gold Testing Machine ,Precious Metal Testing Machine and Gold Purity Testing Machine Application:pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling,precious ...

    Guangdong Hongtuo Instrument Technology Co,Ltd
    Site Member

    Guangdong

    Quality X-ray Gold and Silver Testing Machine, X Ray Gold Purity Test for Gold Analyzer, X-ray Gold Testing Analyzer for sale

    Brand Name:DahoMeter

    Model Number:DX-600

    Place of Origin:China

    X-ray Gold and Silver Testing Machine, X Ray Gold Purity Test for Gold Analyzer, X-ray Gold Testing Analyzer Analysis of Precious Metals and Identification of Carats At present, the use of XRF analyzer for chemical composition analysis and purity ...

    Guangdong Hongtuo Instrument Technology Co,Ltd
    Site Member

    Quality AU-300K Gold Test Solution , Gold Quality Testing Machine , Measuring Gold Equipment for sale

    Brand Name:Quarrz

    Model Number:AU-300K

    Place of Origin:dongguan

    AU-300K Gold Test Solution , Gold Quality Testing Machine , Measuring Gold Equipment Application: pawnbroking,jewelry industry,banking industry,jewelry testing center,mining industry,precious metal recycling,precious metal materials researching laboratory...

    Guangdong Hongtuo Instrument Technology Co.,Ltd
    Site Member

    Guangdong

    Quality Best Sell X Ray Machine Price X Ray Gold Testing Machine for sale

    Place of Origin:China

    Brand Name:Longermay

    Model Number:LGM-0711

    #detail_decorate_root .magic-0{width:750px}#detail_decorate_root .magic-1{overflow:hidden;width:750px;height:250px;margin-top:0;margin-bottom:0;margin-left:0;margin-right:0}#detail_decorate_root .magic-2{margin-top:0;margin-left:0;width:750px;height:250px...

    Nantong Longer Med Technology Co., Ltd.
    Verified Supplier

    Jiangsu

    Quality Gold Testing Machine for sale

    Place of Origin:China

    Brand Name:china coal

    Principle: According to the buoyancy method of Archimedean principle, can show gold karat, density and purity% rapidly and accurately. Specifications: The maximum weight 600g Weighing Range 5-600g Weighing precision 0.01g Density precision 0.01g/cm3 ...

    Shandong China Coal Industry&Mining Supplies Group
    Active Member

    Shandong

    Quality Resistivity Imaging System gold testing machine made in china instrument measuring electrical resistance DUK-2A for sale

    Place of Origin:Chongqing,China

    Brand Name:GOLD

    Model Number:DUK-2A

    Jimmy Yin Chongqing Gold Mechnical & Electrical Equipment Co.,Ltd Email: gold02(@) hy-industry.com Mobile/Wechat: +86-15998954947 Main Applications Widely used for high-resolution research, tomography and monitoring applications. Coal mining gobs, caves...

    Chongqing Gold Mechanical & Electrical Instrument Co., Ltd.
    Active Member

    Chongqing

    Quality Gold Metal Purity Tester Palladium Content Testing Machine Golden Density Meter for sale

    Brand Name:LIYI

    Model Number:LY-300K

    Place of Origin:Guangdong, China

    ...Gold Metal Purity Tester Palladium Content Testing Machine Golden Density meter Product Description Hot sales gold density testing machine for Gold Jewelry industry , bank , Pawn industry , Gold and Precious Metal research lab . Principle: According to the buoyancy method of Archimedean principle , can show gold karat density and purity% rapidly and accurately . Characters: 1. Hot sales gold density testing machine especially for Gold...

    Dongguan Liyi Environmental Technology Co., Ltd.
    Verified Supplier

    Guangdong

    Quality Anti-HIV ruine rapid test for sale

    Brand Name:Biovantion

    Model Number:Cassette

    Place of Origin:China

    ...Gold Rapid Test is a self test designed to detect HIV infection with high sensitivity. It uses colloidal gold as the test method and is presented in a cassette format. Each kit contains 25/50/100 tests.The product name is HIV Urine Rapid Test. The Colloidal Gold Rapid Test is a reliable and accurate self-test that provides high sensitivity for the detection of AIDS. It utilizes colloidal gold...

    Biovantion Inc.
    Verified Supplier

    Beijing

    Quality 0.001 - 2000g Gold Silver Purity Testing Machine , Electronic Gold Jewelry Tester for sale

    Brand Name:SUPER

    Model Number:SP-2000K

    Place of Origin:China

    ...Gold Silver Purity Testing Machine Digital Jewellery Tester SP-2000 Application of this Silver Purity Testing Machine machine pawn broking, bank, jewelry shop, precious-metals recovery, jewelry factory, Gemstone Testing Center,precious metals researching.etc. In accordance with archimedes principle water buoyancy method, GB/T1423 of precious metals testing...

    Henan Super Machinery Equipment Co.,Ltd
    Verified Supplier

    Henan

    Quality Swab Antigen Sars Cov 2 Rapid Test Kit Disposable Colloidal Gold Method for sale

    Brand Name:SIGNO

    Place of Origin:China

    ...Test Kit Disposable Diagnostic Colloidal Gold Signo Testing Product Description Subject Performance Parameter Name Colloidal Gold Antigen Test Shelf Life 2 years Test Time 15 Minutes / Time Instrument classification Class II Self Rapid Test Yes Group Both Adult and Children Certificate CE/ISO13485 Accuracy 99% Packing 1 test/box, 5 test/box, 25 test/box Warnings and Precautions: 1. The test...

    Shenzhen Signo Group Technology Co., Ltd.
    Verified Supplier

    Quality High Sensitivity One Step H Pylori Antigen Rapid Test Kit With Colloidal Gold Method for sale

    Brand Name:INVBIO

    Model Number:card

    Place of Origin:China

    ...Test Kit with Colloidal Gold Method Product Description High Sensitivity One Step H. Pylori Antigen Rapid Test Kit with Colloidal Gold Method is a rapid, immunochromatographic assay for the detection of helicobacter pylori antigen(HP) in human feces sample. The test is used to obtain a visual, qualitative result. The test is intended for healthcare professional use only. Accurate Medical Test...

    Innovation Biotech (Beijing) Co., Ltd.
    Verified Supplier

    Beijing

    Quality Portable Manual Precious Metal Analyzer , High Accuracy Gold Purity Testing Machine for sale

    Brand Name:YUYANG

    Model Number:YY002

    Place of Origin:China

    ... testing center, precious metal research laboratory and other fields. Water specific gravity series gold measuring instrument does not damage the sample, can quickly, simply and accurately distinguish and detect gold K number, platinum PT value, other

    DONGGUAN YUYANG INSTRUMENT CO., LTD
    Verified Supplier

    Guangdong

    Quality CE & TGA COVID-19 Antigen Test Home Factory And Antigen Test Kit Colloidal Gold Manufacturer for sale

    Model Number:GE44-01

    ... virus in human saliva. This test is for professional in-vitro diagnostic use only. The novel corona virus belongs to the genus. COVID-19 is an acute respiratory infectious disease. ...

    Xiamen Geno industry co., LTD
    Active Member

    Fujian

    Quality High Reproducibility Lateral Flow Test Kit Aflatoxin B1 Strip Test Kit for Feed / Oil for sale

    Brand Name:REAGEN

    Model Number:RNS92011

    Place of Origin:USA

    ...Test Procedure Overview The assay uses a competitive colloidal gold based format. The sample is added to the test well to allow the Aflatoxin B1 binding protein on the gold particles to engage with any Aflatoxin B1 antibiotic present in the sample. Any gold particles that are not complexed with antibiotics present in the sample will bind to the Aflatoxin B1 antibiotic imprinted at the Test...

    REAGEN LLC
    Verified Supplier

    Quality Transferrin TRF Rapid Test Kit Cassette Feces Sample Quick Diagnostic Device for sale

    Brand Name:Dewei

    Model Number:TRF-DF02

    Place of Origin:Foshan, China

    ...Test Kit Transferrin Feces Quick [INTENDED USE] This product is used for in-vitro test for the qualitative detection of human occult blood in feces by (Hb) and (TRF) . Hidden blood in the feces, also known as Fecal Occult Blood (FOB), or Occult Blood, is a important warning sign for gastrointestinal problems. Feces Occult Blood are not visible to naked eye, but by using TRF colloidal gold test...

    Dewei Medical Equipment Co., Ltd
    Verified Supplier

    Quality CK-MB Myo cTnI Rapid Test Kit IFA Colloidal Gold IVD Diagnostic for sale

    Brand Name:WWHS

    Model Number:NGAL

    Place of Origin:CN

    ... of MB Isoenzyme of Creatine Kinase (CK-MB) in human whole blood, serum or plasma.. Test Attributes Fast – Results available in minutes Reliable – Accurate detection Simple – Easy to operate Testing Timing test: Insert the test cassette onto the

    WWHS Biotech.Inc(exclusive marketed by Dawin)
    Verified Supplier

    Inquiry Cart 0