Reported in EPA TSCA Inventory.

OSHA PEL: TWA 0.002 mg(Pt)/m³
ACGIH TLV: TWA 0.002 mg(Pt)/m³

The IUPAC name of Platinum(II)-ammonium chloride is diazanium tetrachloroplatinum(2-). With the CAS registry number 13820-41-2 and EINECS 237-499-1, it is also named as Ammonium platinous chloride. It is light brown orange to red crystalline powder which is highly toxic. When heated to decomposition it emits toxic fumes of NH₃, Cl⁻, and Pt. So the storage environment should be well-ventilated, low-temperature and dry.

The other characteristics of this product can be summarized as: (1)#H bond acceptors: 2; (2)#H bond donors: 6; (3)#Freely Rotating Bonds: 0; (4)Rotatable Bond Count: 0; (5)Exact Mass: 372.905983; (6)MonoIsotopic Mass: 370.908933; (7)Topological Polar Surface Area: 2; (8)Heavy Atom Count: 7; (9)Formal Charge: 0; (10)Complexity: 19.1; (11)Isotope Atom Count: 0; (12)Covalently-Bonded Unit Count: 3.

Uses of Platinum(II)-ammonium chloride: It is used in spectral analysis standard. It is also used in the preparation of platinum sponge and platinum catalytic agent.

When you are using this chemical, please be cautious about it as the following:
It is not only toxic if swallowed, but also irritating to skin. And it has risk of serious damage to the eyes. So people should not breathe dust. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. If you want to contact this product, you must wear suitable protective clothing, gloves and eye/face protection. In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)

People can use the following data to convert to the molecule structure.
1. SMILES:Cl[Pt-2](Cl)(Cl)Cl.[NH4+].[NH4+]
2. InChI:InChI=1/4ClH.2H3N.Pt/h4*1H;2*1H3;/q;;;;;;+2/p-2/rCl4Pt.2H3N/c1-5(2,3)4;;/h;2*1H3/q-2;;/p+2
3. InChIKey:QJIMNDWDOXTTBR-YELGGKQBAU

The following are the toxicity data which has been tested.