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Sodium Tripolyphosphate STPP of Detergent Grade 94%
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| Model No. : | Detergent Grade |
|---|
Shijiazhuang Sunpower Technology Co., Ltd.
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Product description
Product Name: Sodium Tripolyphosphate
Synonyms:
Pentasodium triphosphate; Pentasodium Tripolyphosphate; Sodium Phosphate Tripoly; STPP; Triphosphoric acid, pentasodium salt; Pent-sodium Phosphate; Sodium triphosphate; Sodium Tripolyphos; Sodium phosphate (3: 1)
CAS RN.: 7758-29-4
EINECS: 231-838-7
Molecular Weight: 367.86413
Molecular Formula: Na5P3O10
Melting Point(º C): 622º C
Water Solubility: 20 g/100 mL (20º C)
Synonyms:
Pentasodium triphosphate; Pentasodium Tripolyphosphate; Sodium Phosphate Tripoly; STPP; Triphosphoric acid, pentasodium salt; Pent-sodium Phosphate; Sodium triphosphate; Sodium Tripolyphos; Sodium phosphate (3: 1)
CAS RN.: 7758-29-4
EINECS: 231-838-7
Molecular Weight: 367.86413
Molecular Formula: Na5P3O10
Melting Point(º C): 622º C
Water Solubility: 20 g/100 mL (20º C)
| ITEM | INDEX | |
| Tech. Grade | Food Grade | |
| Na5P3O10 (%): | 94Min | 95Min |
| P2O5 (%): | 57Max | 57Max |
| Insolubles in water (%): | 0.15Max | 0.05Max |
| Fe (%): | 0.007Max | N |
| Ph (1% solution): | 9.2-10 | 9.5-10 |
| Heavy Metal (As Pb) (%): | N | 0.001Max |
| Arsenic (As) (%): | N | 0.0003Max |
| Fluoride(F) (%): | N | 0.003Max |
| Whiteness(%): | 90Min | 90Min |
| Density | 0.35-0.9 | 0.35-0.9 |
| I type content (%) | 10-30 | 10-30 |
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