Pta P-Phthalic Acid with Good Price CAS 100-21-0 Terephthalic Acid

• CAS No.: 100-21-0
• Formula: C8h6o4
• EINECS: 202-830-0
• Appearance: Powder
• Grade Standard: Industry
• Acid Strength: Weak Acid
• Model NO.: CZ-PTA
• Kind: Organic Acid
• Quality: Tech Grade
• Packaging: Bag
• Element: Monobasic Acid
• Oxidation: Oxidizing Acid
• Volatility: Volatile Acid
• Stability: Stabilized Acid
• Transport Package: Bag
• Trademark: CZ
• Origin: China
• Production Capacity: 40000 Tons/Year

Product Description

Product Description

Terephthalic acid is the organic compound with formula C6H4(COOH)2. This colourless solid is a commodity chemical, used principally as a precursor to the polyester PET, used to make clothing and plastic bottles. Several million tones are produced annually. It is one of three isomeric phthalic acid

Product Parameters

tem		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
Particle size distribution	250μm W/%	7.9	7.9
	45μm W/%	10.2	10.2
	average grain diameter/μm(sieve method)	128	128

Detailed Photos

Packaging & Shipping

FAQ

Q1: May I get some samples from your side?
Re: Yes, of course. We'd like to provide 10-1000 g free sample to you, which depends on product you need. For freight, your side need to bear, but we will refund you after you place bulk order.
Q2: What is your MOQ?
Re: Usually our MOQ is 1 kg, but sometimes it also is flexible and depends on product.
Q3: What kinds of payment is available for you?
Re: We recommend you pay by Alibaba, T/T and you can also choose to pay by PayPal, Western union, MoneyGram if the value is less than USD 3000. 
Q4: How about lead time?
Re: For small quantity, the goods will be sent to you within 1-3 working days after payment.
For larger quantity, the goods will be sent to you within 3-7 working days after payment.
Q5: How long I can get my goods after payment?
Re: For small quantity, we will deliver by courier(FedEx, TNT, DHL, etc) and it usually will cost 3-7 days to your side. If you want to use special line or air shipment, we can also provide and it will cost about 1-3 weeks.
For large quantity, shipment by sea will be better. For transport time, it needs 3-40 days, which depends on your location.
Q6: What's your after-sales service?
Re: We will inform you progress of the order, such as product preparation, declaration, transportation follow-up, customs clearance assistance, etc.