fanjia.org.cn-国产欧美日韩精品丝袜高跟鞋,搡老熟女老女人一区二区,少妇又紧又色又爽又刺激视频,小sao货水好多真紧h无码视频

Vitamin K3 Leather auxiliaries Chromium salts Cement additives

As a main form of Vitamin K, it can effectively change into K2 in the animal body, and plays a role

We now produce three series of leather chemicals: tanning agent series, fatliquor series and auxi

Chromium salts mainly includes sodium dichromate, potassium dichromate, chromic anhydride and Chrom

HP-300 Concrete pumping agent is a Naphthalene-grouping & high efficient water reducing agent,

Subsidiaries:
Products
Product name Introduction
PELCHEMTAN 980C Many metal tanning agent Technical index Type: basic chromium sulfate , aluminium sulfate, Zirconium sulfate Appearance: greasy green powdery Chromium t...
PELCHEMTAN 9218 Multi-functional tanning agent Technical index Type: basic chromium sulfate , aluminium sulfate, Mimosa extract Appearance: brown black liquid Chromium triox...
PELCHEMTAN HN containing chromium tannin Technical index Type: containing chromium Synthetic tannin Appearance: light green powder Synthetic tanning agent: 50% ± 2% ...
PELCHEMTAN AL Aluminum tannin Technical index Type: Aluminum tannin Appearance: yellow green liquid Aluminum oxide: ≥25% PH Value (10%) : 3.5 ± ...
PELCHEMTAN DYE Dyeing tannin Technical index Type: cation complex Appearance: colorless or slight red slight thick liquid Active matter: ≥50% PH Value (10%) ...
PELCHEMTAN RC zwitterionic synthetic tannin Technical index Type: Condensation polymer of aromatic compounds Appearance: white or light yellow powder PH Value (10%) : 3.5 ...
PELCHEMTAN RS Melamine resin tannin Technical index Type: Condensation of melamine and other compounds Appearance: white or light yellow powder PH Value (10%): 8 -...
PELCH EMTAN RL dicyandiamide resin tannin Technical index Type: : Condensation of dicyandiamide Appearance: deep yellow or brown powder PH ...
PELCHEMTAN MF dispersed tannin Technical index Type: polymer compounds Appearance: light yellow or light brown powder PH Value (10%): 4 ± 1 Water-...
PELCHEMTAN BN White tannin Technical index Type: A mixture of the condensation of phenols and organic acids Appearance: white or light yellow powder PH Value (10%...
60 Records Previous Next   1   2   3   4   5  Last