What is the advantage of the concentration Meter?

1)Reliability: All the components are arranged on one circuit board. No complicated functional switch,

adjusting knob or potentiometer is arranged on this instrument.

2)Strong interference immunity: Its current output adopts optoelectronic isolating technology. This meter

has strong interference immunity and the capacity of long-distance transmission as well as excellent

electromagnetic compatibility.
3)Waterproof and dust-proof design: Its protection grade is IP54. It is applicable for outdoor use.
4)Phase sensitive detection: Eliminating the influence of conductors on the measurement of hydrochloric

acid alkali concentration.
5)Automatic measuring frequency switching: This can help prevent electrodes from polarization, so as

to enhance their accuracy.

Q1:How long is your warranty?
A1:Normally our warranty is 18 months

Q2:How do you support the aftersale service?
A2:By phone call,by video chat,by sending our engineer to your work field

Q3:How do you pack and ship your products?
A3:We pack our product with protective filler inside(such as foam),and packed with stable paper or wood carton outside.
Normally we ship by air,for big quantity we ship by sea.

Q4:Do you provide the free sample?
A4:Normally we do not provide free sample,but we can deduct the sample charge when you put final order.

Q5:Could we buy through Trade assurance?
A5:Absolutely,we highly recommend you to trade through the trade assurance service of Alibaba,if you could trade through it, we can give some discount according to the Amount.

Q6:How is the payment term?
A6:If the product shipped by air or train,it need 100% in advance.If shipped by sea,50% in advance,rest balanced against the copy of B/L

Q7:I saw you established in 2001, why you are just one year on alibaba?
A7:We focus on domestic market before,now we are confident on sharing our best products to the world.
Like the slogan in our main page, we share the accuracy from China.