1.06591
tetra-Sodium diphosphate decahydrate
for analysis EMSURE® ACS,Reag. Ph Eur
Synonym(s):
tetra-Sodium diphosphate decahydrate, tetra-Sodium pyrophosphate, TSPP
About This Item
Recommended Products
grade
ACS reagent
Quality Level
Agency
reag. Ph. Eur.
product line
EMSURE®
Assay
99.0-103.0% (acidimetric)
form
solid
impurities
≤0.001% Total nitrogen (N)
≤0.01% Insoluble matter
pH
9.5-10.5 (20 °C, 50 g/L in H2O)
mp
988 °C (anhydrous substance)
density
1.82 g/cm3 at 20 °C
bulk density
650 kg/m3
anion traces
chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.1%
sulfate (SO42-): ≤0.005%
cation traces
Fe: ≤0.0005%
K: ≤0.005%
heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
InChI
1S/4Na.H4O7P2.10H2O/c;;;;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;;;;(H2,1,2,3)(H2,4,5,6);10*1H2/q4*+1;;;;;;;;;;;/p-4
InChI key
VZWGHDYJGOMEKT-UHFFFAOYSA-J
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Linkage
Analysis Note
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water, 25 °C): 9.5 - 10.5
Chloride (Cl): ≤ 0.001 %
Orthophosphate (PO4): ≤ 0.1 %
Sulfate (SO₄): ≤ 0.005 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.005 %
Corresponds to ACS, Reag. Ph Eur
Legal Information
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Acute Tox. 4 Oral - Eye Dam. 1
Storage Class Code
13 - Non Combustible Solids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Regulatory Listings
Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.
ISHL Indicated Name
Substances Subject to be Indicated Names
ISHL Notified Names
Substances Subject to be Notified Names
JAN Code
IN21065915000:
1065912500:
IN2R1065919050:
IN21065910500:
1065910000:
1065910500:
1065919050:
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
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