Characteristics
(1)Wide application range and easy-to-operate feature.
(2)Measure reflection color and transmission color of objects and can test chromaticity, whiteness and color difference between two objects or two kinds of liquid.
(3)Only accept d/0 lighting specified by CIE.
(4)Display reflectance and transmittance of objects or liquid within the scope of visible light wave (400nm-700nm), and generate a spectral curve on reflectance and transmittance of objects or liquid, which greatly facilitates analysis on object color.
(5)Wide used in such industries as textile, dye, printing and dyeing, coating, paint, paper making, building materials, food, and printing.
Specifications
(1)Lighting conditions: d/0
(2)Spectrum conditions: overall response is equivalent to tristimulus values X, Y, and Z calculated in corresponding functions under GB3978 standard illuminant D65, A, C and 10°, 2° view of field.
(3)RS232
(4)Measurement window: Ø20mm 
(5)Wavelength range: 400nm~700nm;  Accuracy: ±2nm
(6)Accuracy of spectrum transmittance (%):±1.5
(7)Repeatability: σ u (Y) ≤0.5, σ u (x),σ u (y) ≤0.003
(8)Instrument stability: ΔY≤0.6
(9)Accuracy: ΔY≤2, Δx,Δy≤0.02
(10)Palette system:
(11)Color: X, Y, Z; Y, x, y; L*, a*, b*; L, a, b; L*, u*, v*; L*, c*, h*
(12)Color difference: Δ E (L*a*b*); ΔE (Lab); ΔE (L*u*v*);  ΔL*, ΔC*, ΔH*
(13)Whiteness: Gans whiteness
             Blu-ray whiteness: W=B
             Tabble: W=4B-3G


Our advantages

1.Experience: about 10 years experience in the blood tube field.
2.Price: We are exporter based on factory.  We can control the cost.
3.Complete style: hundreds of products for you to choose.
4.Timely Reply: prompt reply your email or inquiry within 24 hours
5.OEM service: we can make customized PVC films based on your samples.
6.Fast delivery: about 20-40 days according to your quantity after receiving deposit.
7.Related products: offered, such as blood taking needle, syringes.


Our Services

1. Providing technical consultation.
2. Samples and freight are free.
3. Special packaging according to request.
4. Providing related qualification documents.
5. Accepting customer's audit on site.
6. Providing shuttle bus service when visiting our factories.
7. Solving the quality matter on production line, providing technical inspection.
8. Solving customer's complaints in time and making advancement.


FAQ

1. Q: What do you have?
    A: our main products are vacuum blood tube, prefilled syringe, neutral glass tube,
glass ampoule, tubular glass vial, glass    test  tube, flip off cap, aluminum cap, rubber
stopper, infusion bag, aluminum foil, PVC film, etc.
2. Q: Do normal vacuum blood tube have inventory?
  A: we produce the blood tube according to orders, we have no inventory.
3. Q: Can you print our logo and other text?
  A: Yes, the MOQ is 10,000pcs.
4. Q: Which one seaport you choose?
  A: Qingdao seaport or Shanghai seaport
5. Q: What are your payment terms?
A: L/C, D/A, D/P, T/T, Western Union, MoneyGram, ESCROW, e-Credit Line.
6. Q: I want to get exact prices soon, what information I need to supply?
A: blood tube type, order quantity, printing content, payment terms you can accept,
delivery time request, seaport or airport, shipment way and other special request.

Cooperation is safe!
I promise it is safe to buy goods from our company.
1. Our company has been registered in Qingdao Municipal Commerce Bureau, and we are also
the member of Qingdao Import and Export Enterprises Association.
2. From 2010 till now, our company has been the Gold Supplier of Alibaba
3. Our company has many customers in different countries, if necessary, we can tell you
some customer contact information, you can ask them about our credit.
4. We have our own production factory, not only trading company, long-term development is
the most basic goal for us.
5. Our boss and managers are all very good faith, they absolutely forbid any cheating.

TO OUR COMPANY; WE ARE GLAD TO HEAR FROM YOU!