Customized Oxalic Acid Dihydrate Industrial Grade — For Special Process Needs
COA need meets GB/T1626-2008:
| No. | Items for detecting and analyzing | Standard value |
|---|---|---|
| 1 | Oxalic acid content (C2H2O4)%≥ | 99.6 |
| 2 | Sulfide (as SO4) %≤ | 0.07 |
| 3 | Combustion residue %≤ | 0.01 |
| 4 | Heavy metal (as Pb) %≤ | 0.0005 |
| 5 | Fluoride (as Fe) %≤ | 0.0005 |
| 6 | Chlorine (as Cl) %≤ | 0.0005 |
| 7 | Calcium (as Ca) %≤ | 0.0005 |
| 8 | Water insoluble content %≤ | 0.02 |

Oxalic Acid Dihydrate (Industrial Grade): Precision Manufacturing & Material Enhancement Applications
Precision Optical Lens Cleaning Agent
In high-end optical manufacturing, oxalic acid dihydrate removes nanoscale metal residues and oxides from lens surfaces, ensuring optical components meet stringent requirements for light transmittance and imaging quality.
Special Alloy Surface Pre-treatment Agent
In aerospace and medical device manufacturing, oxalic acid dihydrate activates surfaces of special metals like titanium and nickel-based alloys, enhancing adhesion strength and durability for subsequent coatings or bonding.
Advanced Ceramic Coloring Auxiliary
In premium ceramic production, oxalic acid dihydrate serves as a stabilizer and dispersant for metal-based colorants, enabling precise and consistent glaze coloration to enhance artistic value and production yield.
We can accept T/T and L/C at sight as payment term.
Of course! We specialized in this line for many years, many customers make a deal with us because we can deliver the goods on time and keep the goods top quality!
Yes, we can provide free sample. You only need to take the express fee.
We always take the customer's benefit as the top priority. Price is negotiable under different conditions, we are assuring you to get the most competitive price.
Sure. You are very welcomed to visit our company in Weifang, China. (We will have someone responsible for picking up and dropping off at Weifang Airport)
We have a professional and perfect after-sales service team, timely for you to deal with all problems.