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Home > Offer to Sell > Inorganic chemicals > Inorganic acids > Phosphorous acid 99%

Phosphorous acid 99%

Inquiry
  Post Date: Oct 31,2025
  Expiry Date: Nov 30,2025
  Detailed Description: Cas No. :13598-36-2 Quantity: 1,000Metric Tons
Specs:Phosphorous acid 99%
Price:1200-1280 USD Metric Tons
Payment Method: T/T,L/C

1.?Product?And?Company?Identification
Product?name?Phosphorous?acid

?

2.?Composition/Date?on?Components
Pure????Moisture
Chemical?name:?phosphorous?acid
Harmful?substances?Components????????Purity????????CAS?No.
Phosphorus?alkane,?phosphorus?oxide???????98.5%????????13598-36-2

?

3.?Hazards?Identification
Hazards?category?corrosive
Pathways??inhaled,?ingested.
Healthy?hazards??For?a?respiratory?tract?irritation,?skin?contact?can?cause?heavy?burns.
Environmental?hazard??Affecting?people's?normal?production?activities,?in?particular?strong?noise?can?damage?buildings?and?affect?the?normal?operation?of?equipment.
Blasting?hazards:?non-burning

?

4.?First?Aid?Measures
After?skin?contact??Immediate?wash?with?water?15?minutes?min.?Then?consult?a?doctor.
After?eye?contact??Immediate?wash?with?running?water?or?physiological?brine?15?minutes?min.?Then?consult?a?doctor.
After?inhalation??Rapid?from?the?scene,?supply?oxygen?if?breath?hard,?do?artificial?respiration?if?breathing?stopped.
After?swallowing??Wash?mouth?with?water,?drink?milk?or?egg?white?then?consult?a?doctor.

?

5.?Fire?Fighting?Measures
Hazardous?characteristics??corrosive,?decomposing?poisonous?smoke?phosphorus?oxide?when?heating.
Hazardous?combustion?products??phosphorus?alkane,?phosphorus?oxide.
Fire?fighting?methods?and?agent??Maintaining?the?case?in?the?scene?cooling,?fighting?fire?with?plenty?of?water.

?

6.?Accidental?Release?Measures
Accidental?measures??Isolation?leak?contaminated?areas,?restricting?access.?Recommended?emergency?personnel?to?wear?dust?masks?(full?cover),?wear?protective?clothing?to?avoid?dust,?carefully?scan,?bag?placed?transfer?to?a?safe?place.?If?large?number?of?spills,?using?plastic?sheeting,?canvas?cover.?Recycling?collection?or?shipped?to?the?disposal?of?waste?disposal?sites.


?

Product?Name:?Phosphorous?acid
H?S.?Code:?28111990
Molecular?Formula:?H3PO3
Molecular?Weight:?82.00

UN?No.:?2834

?

Physical?&?Chemical?Character:?Colorless?crystals,?the?density?is?at?1.65g/cm3.?Have?strong?absorbency?and?deliquescence?soluble?in?water?and?ethanol.

?

Product?Usage:?using?as?reducer?and?pesticide?middle-object;?using?as?nylon?brighter,?plastic?stabilizer,?synthetic?fibre,?dibasic?phosphorous?Plumbum,?Glyphosate,?Water?treatment?ATMP?and?Potassiam?phosphibe.

?

Technical?Datasheet:

Analytical?item

Standard?value

Actual?value

appearance

White?crystals

white

phosphorous?acid

98.0

98.5

iron

0.005

0.003

phosphate

0.2

0.2

sulphate

0.008

0.007

chloride

0.02

0.02

  CAS Registry Number:

13598-36-2
  Synonyms: ;Phosphonic acid;hydrogen phosphonate;phosphorus(+3) trihydride cation trihydroxide;Orthophosphorus;Orthophosphorous acid;Ortho-Phosphorous acid;
  Molecular Formula: H3PO3
  Molecular Weight: 81.9957
  Molecular Structure:
  Hazard Symbols:  C:Corrosive;
  Risk Codes: :;
:;
  Safety Description: :;
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  Company: SHENDA CHEMICAL CO LTD     [ China ]          
  Contact: Mr.Allen Kang
  Tel: 86-0572-2177381
  Fax: 86-0572-3948562
  Email: shendachem@yahoo.com.cn
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