Terephthalic acid CAS 100-21-0

Terephthalic acid Typical Properties

Item
Top grades
First grade

Appearance
White powder
White powder

Acid value /(mgKOH/g)
675±2
675±2

P-Carboxybenzaldehyde/(mg/Kg)
≤25
≤25

p-methylbenzaldehyde /(mg/Kg)
≤150
≤180

Ignition residue/(mg/Kg)
≤6
≤10

Total heavy metal (Mo,Cr, Ni, Co, Mn,Fe )/(mg/Kg)
≤3
≤5

Fe/(mg/Kg)
≤1
≤2

moisture W/%
≤0.2
≤0.2

DMF tinct(5g/100ml)/Hazen unit
≤10
≤10

(Platinum cobalt color number)

b*value
≤1.4
≤1.5

Terephthalic acid Usage
Leather Tanning Industry
Terephthalic acid Packaging and Shipping
25KG/bag
According to customer’s request
Terephthalic acid Storage
Store at room temperature and away from light