Dispersant NAS-Products list- BEFRIEND TRADING CO.,LTD

1.Introduction:

The product is a condensate compound of sodium naphthalene sulfonate formaldehyde.

2.Specifications

Item	NAS(Ⅰ)	NAS(Ⅱ)
Appearance	Uniform yellowish powder	Uniform yellowish powder
Humidity %<	6	6.0
Sodium sulfate content %	5-10	3.5
Ph value (2% water solution)	9.6 – 10.4(2%)	9.6 – 10.4(10%)
Sulfate ash %	28-35	28-33
Ferric content (as Fe2O3) %≤	0.003	0.003
Alkalinity (as Na2Co3) %≤	0.80	0.80
Water insoluble impurity content %≤	0.06	0.06
Calcium content (CaO) %≤	0.04	0.035
Cu、Mn ppm≤	5	5
Polymerization experiment	Qualified
Average molecular weight	700

3. Applications, package and storage

1) Dispersant NAS(Ⅰ)and dispersant NAS(Ⅱ) is used as emulsifying agent in producing synthetic resin ABS and chlorobutyl rubber.

2) Storage: Store it in a cool, dry and ventilated warehouse.

3) Package: Paper bag lined with plastic woven bag, 25kgs/bag net,

the shelf life: two years.