p-Nitrobenzoic acid
p-Nitrobenzoic acid


Indigo paramete

CAS No.: 482-89-3
MF: C16H10N2O2
Place of Origin: Shandong, China
Usage: Leather Dyestuffs, Paint Dyestuffs
Model Number: Z-CAS 482-89-3
Appearance: dark blue granular
Melting point: >300 °C(lit.)
Density: 1.01 g/mL at 20 °C
water soluble: <0.1 g/100 mL
shelf life: 2 years
Other Names: blueno.201
EINECS No.: 207-586-9
Type: Basic Dye
Brand Name: Lookchem
CAS: 482-89-3
MW: 262.26
Boilling point: 405.51°C (rough estimate)
Flash point: >220℃
Package: 25kg/bag


1.It is used as a food coloring agent, and it can be used in red and green yarns in China. The maximum usage is 0.02g/kg; it can be used for color decoration of fruit juice (flavored) beverages, carbonated beverages, mixed liquor, candy, Chemicalbook pastries, and tinned cherry ( For decoration) and green plum, the maximum usage is 0.10g/kg; in the dipping side dish, the maximum usage is 0.01g/kg.

2.Mainly used for dyeing cotton yarn, cotton cloth, wool or silk

3.Mainly used for dyeing cotton yarn, cotton cloth, wool or silk. Pure products are used to make food dyes or processed into organic pigments.


• Q1: Can I get some samples?
A:   Yes, we can supply the free sample, but the shipping cost be paid by customers.

• Q2:  How to start orders or make payments?
A :  PI will be sent first after confirmation of order,enclosed our bank information.Payment  by  T/T, Western Union LC,Alibaba trade assurance ,Moneygram or Paypal.

• Q3: What’s your MOQ?
A :  Our MOQ is 1kg. But usually we accept less quantity such as 100g on the condition that sample charge is 100% paid.

• Q4: How about delivery leadtime?
A :  Delivery lead time: About 3-5 days after payment confirmed.(Chinese holiday not included)

• Q5: Is there a discount?
A :  Different quantity has different discount.

• Q6: How to contact us ?
A :  You can chat with us by Trademanager,MSN&Skype Online. You can choose your interested products and send inquiry to us. You can dial our telephone directly, you will get our reply. Send Email to us.

• Q7: How to confirm the Product Quality before placing orders?
A :  You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.


Logistics transportation methods can be divided into various ways according to the different transportation means.

Indigo picture

Packaging and shipping