use
pH indicator, pH 2 (red) ~ 3 (yellow). Colorimetric determination of hardness of water (solution color fading due to precipitation of calcium and magnesium salts). Test for trace zinc. Biological staining (Masson's trichromatic tissue staining). Use for paper, soap, cosmetics coloring (paper coloring to give the color measure, but not acid-resistant wool, silk fabric dyeing and printing, leather dyeing. It can also be used as an indicator (p H=1
~3). It can also be used in medicine, organic pigments, paints, wood products coloring and biological coloring.
What is the way you ship?
Express: FedEx, UPS, EMS, DHL, USPS, TNT, DPD, Aramex etc
Our way of shipping the products is universal and secure.
The company name and other contents related to pharmacy are not written on the package slips.
The way of packing is regularly changed for a secure delivery.
The packages are small in order to avoid unwelcomed questions . If the order is big, then it will be divided into two or more packages
Can the packages be trackable?
YES, we provide tracking number and you can track on internet.
Do you offer domestic shipping/remail shipping?
Yes we can ship to USA/UK/Canada/Australia/Germany etc warehouse first then to you.
Do you ensure your packing , what about customs, what happens if the package is retained?
We concern a lot about our safety system, we pack the orders as secure as possible. If a package is seized at customs, reships of seized orders will be done provided you have a copy of the letter to show us. If you receive a seizure letter, please contact us immediately with a scanned copy of the seizure letter, and also a new address to have your order reshipped to.
Which payment options are available?
Western Union
Bank wire
MoneyGramFAQ
Where do you ship to?
Worldwide.
China
