Sodium Tripolyphosphate Tech Grade STPP

• CAS No.: 7758-29-4
• Formula: Na5p3o10
• EINECS: 7758-29-4
• Nutritional Value: Non-nutritional
• Certification: BRC
• Packaging Material: Paper
• Model NO.: Tech Grade
• Storage Method: Normal
• Shelf Life: >12 Months
• Type: Sodium
• Resource: Chemosynthesis
• Transport Package: 25kg Per Bag
• Specification: powder
• Trademark: DT
• Origin: China
• HS Code: 28353110
• Production Capacity: 10000mt

Product Description

SPECIFICATION
Sodium Tripolyphosphate Tech Grade
1,Chemical Name:Sodium Tripolyphosphate,Sodium Triphosphate 2,M. F:Na₅P₃O₁₀
3,M.W:367.86
4,Physical properties: White crystal powder,melting point is 622ºC, easily soluble in water, with remarkable chelating ability to some metal ions such as Ca2+ , Mg2+, can soften hard water, change suspension into solution, alkalescent, without causticity.
5,Quality standard: GB/T 9983-2004
 

Name of index	GB/T 9983-2004
Main Content                         ≥%	94.0
P2O5  ≥%	57.0
Water Insoluble    ≤%	0.10
PH value	9.2~10.3
Whiteness  ≥%	88
Density                      (g/cm³)	0.7~0.85
FE                                       ppm	Max 100

6,Packing: In 25kg composite plastic woven/paper bag with PE liner.
7,Storage and transport: It should be stored in a dry, ventilative and clean warehouse; kept away from moisture and heat, and stored separately from poisonous substances.