USD $1.00-1.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
chemical name: guanidine carbonate
synonyms: guanidine carbonate salt; diguanidinium carbonate; bisguanidinium carbonate
cas no.: 593-85-1
molecular formula: [hn=c(nh2)2]•h2co3
properties: white crystalline powder, soluble in water, in soluble in alcohol, melting point 198℃,specific gravity 1.24.
usage: guanidine carbonate can be used as ph regulator for the amino-resin, antioxidant and stabilizer for resin. it can also be used in guanidine soaps, cosmetics, organic synthesis and others. it is used in textile industry too.
storage: keep in cool, dry ,and ventilated place
packing: 25kg per bag
project |
standard |
reality measuring |
contents |
≥99% |
99.52% |
appearance
|
white crystal |
passed |
water-insoluble matter |
≤0.2% |
0.01% |
water content |
≤0.2% |
0.18% |
ash |
0≤.2% |
0.06% |
solubility test (in water) |
passesd |
passed |
4%25 ph value |
11.2-11.6 |
11.53 |
(pb) heavy metal |
≤10ppm |
passed |
as |
≤3ppm |
passed |
result: |
qualified |
project |
standard |
reality measuring |
contents |
≥99% |
99.12% |
apperance
|
white crystal |
pass text |
water-insoluble matter |
≤0.2% |
0.008% |
water content |
≤0.3% |
0.19% |
ash |
0≤.2% |
0.12% |
solubilitytest (in water) |
pass text |
pass test |
4%25 ph value |
11.0-11.8% |
11.53% |
result: |
qualified |