大陆极品少妇内射AAAAA,亚洲中文字幕日产无码成人片,性中国少妇熟妇XXXX农村,成人无码一区二区三区,欧美不卡视频一区发布,无套内内射视频网站,又粗又大又黄又爽的免费视频,欧美做受又硬又粗又大视频,十六以下岁女子毛片免费,日韩精品无码一区二区三区免费

會員登錄
請登錄您的生意號,獲取電子名片。便于轉(zhuǎn)發(fā)分享!
取消
您好,歡迎訪問Quzhou Wellchem Industry Co., Ltd.官網(wǎng)!
會員登錄
請登錄您的生意號,獲取電子名片。便于轉(zhuǎn)發(fā)分享!
取消

Piperazine pyrophosphate

CAS NO.:66034-17-1

Product Details

Product Name: Piperazine pyrophosphate

Structure: Piperazine pyrophosphate

Piperazine pyrophosphate (PNP) is a nitrogen-phosphorus synergistic, halogen-free, environmentally friendly and efficient flame retardant with excellent flame retardant properties. Appearance is white powder, odorless and tasteless. As an additive flame retardant, it is widely used in polyolefin, EPDM rubber and TPE elastomer materials due to its advantages of environmental protection and high efficiency.

Specification

Items

Specification

Appearance

White powder

Nitrogen content %

≥10.4

Phosphorus content %

≥23.4

Water content %

≤0.2

Whiteness(R457)

≥90.0

Average particle size um

According to customer requests

Recommendations

Dosage 19.0%-30.0%

Package&storage

25kg craft paper bag .Store in dry and ventilated place.

Home

Home

News

News

About

About

Products

Products

Contact

Contact